15103530651 has 32 divisors (see below), whose sum is σ = 22111746048. Its totient is φ = 9094256640.

The previous prime is 15103530583. The next prime is 15103530653. The reversal of 15103530651 is 15603530151.

It is not a de Polignac number, because 15103530651 - 2⁹ = 15103530139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (15103530653) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4244365 + ... + 4247921.

It is an arithmetic number, because the mean of its divisors is an integer number (690992064).

Almost surely, 2^15103530651 is an apocalyptic number.

15103530651 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

15103530651 is a deficient number, since it is larger than the sum of its proper divisors (7008215397).

15103530651 is a wasteful number, since it uses less digits than its factorization.

15103530651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4371.

The product of its (nonzero) digits is 6750, while the sum is 30.

The spelling of 15103530651 in words is "fifteen billion, one hundred three million, five hundred thirty thousand, six hundred fifty-one".