423103555 has 16 divisors (see below), whose sum is σ = 588432384. Its totient is φ = 286040160.

The previous prime is 423103543. The next prime is 423103567. The reversal of 423103555 is 555301324.

It is an interprime number because it is at equal distance from previous prime (423103543) and next prime (423103567).

It is not a de Polignac number, because 423103555 - 2¹⁵ = 423070787 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82647 + ... + 87616.

It is an arithmetic number, because the mean of its divisors is an integer number (36777024).

Almost surely, 2^423103555 is an apocalyptic number.

423103555 is a deficient number, since it is larger than the sum of its proper divisors (165328829).

423103555 is a wasteful number, since it uses less digits than its factorization.

423103555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170346.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 423103555 is about 20569.4811553427. The cubic root of 423103555 is about 750.7273270251.

Adding to 423103555 its reverse (555301324), we get a palindrome (978404879).

The spelling of 423103555 in words is "four hundred twenty-three million, one hundred three thousand, five hundred fifty-five".