15231113104 has 10 divisors (see below), whose sum is σ = 29510281670. Its totient is φ = 7615556544.

The previous prime is 15231113047. The next prime is 15231113111. The reversal of 15231113104 is 40131113251.

It is a happy number.

15231113104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 10993103104 + 4238010000 = 104848^2 + 65100^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 475972269 + ... + 475972300.

It is an arithmetic number, because the mean of its divisors is an integer number (2951028167).

Almost surely, 2^15231113104 is an apocalyptic number.

It is an amenable number.

15231113104 is a deficient number, since it is larger than the sum of its proper divisors (14279168566).

15231113104 is an equidigital number, since it uses as much as digits as its factorization.

15231113104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951944577 (or 951944571 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

Adding to 15231113104 its reverse (40131113251), we get a palindrome (55362226355).

The spelling of 15231113104 in words is "fifteen billion, two hundred thirty-one million, one hundred thirteen thousand, one hundred four".