4103555481 has 27 divisors (see below), whose sum is σ = 6009818997. Its totient is φ = 2698165080.

The previous prime is 4103555473. The next prime is 4103555483. The reversal of 4103555481 is 1845553014.

The square root of 4103555481 is 64059.

It is a perfect power (a square), and thus also a powerful number.

4103555481 is a `hidden beast` number, since 4 + 103 + 5 + 5 + 548 + 1 = 666.

It is not a de Polignac number, because 4103555481 - 2³ = 4103555473 is a prime.

It is a super-2 number, since 2×4103555481² = 33678335171290282722, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (4103555483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 25175106 + ... + 25175268.

Almost surely, 2^4103555481 is an apocalyptic number.

4103555481 is the 64059-th square number.

4103555481 is the 32030-th centered octagonal number.

It is an amenable number.

4103555481 is a deficient number, since it is larger than the sum of its proper divisors (1906263516).

4103555481 is an equidigital number, since it uses as much as digits as its factorization.

4103555481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594 (or 297 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

The cubic root of 4103555481 is about 1600.9831823101.

Multiplying 4103555481 by its sum of digits (36), we get a square (147727997316 = 384354²).

The spelling of 4103555481 in words is "four billion, one hundred three million, five hundred fifty-five thousand, four hundred eighty-one".