3888501061 has 4 divisors (see below), whose sum is σ = 3898296172. Its totient is φ = 3878705952.

The previous prime is 3888501041. The next prime is 3888501073. The reversal of 3888501061 is 1601058883.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1297080225 + 2591420836 = 36015^2 + 50906^2 .

It is a cyclic number.

It is not a de Polignac number, because 3888501061 - 2⁹ = 3888500549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3888501041) 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 3 ways as a sum of consecutive naturals, for example, 4896960 + ... + 4897753.

It is an arithmetic number, because the mean of its divisors is an integer number (974574043).

Almost surely, 2^3888501061 is an apocalyptic number.

It is an amenable number.

3888501061 is a deficient number, since it is larger than the sum of its proper divisors (9795111).

3888501061 is an equidigital number, since it uses as much as digits as its factorization.

3888501061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9795110.

The product of its (nonzero) digits is 46080, while the sum is 40.

The square root of 3888501061 is about 62357.8468278051. The cubic root of 3888501061 is about 1572.5123825592.

The spelling of 3888501061 in words is "three billion, eight hundred eighty-eight million, five hundred one thousand, sixty-one".