103513091157 has 48 divisors (see below), whose sum is σ = 178295237120. Its totient is φ = 58787294832.

The previous prime is 103513091053. The next prime is 103513091159. The reversal of 103513091157 is 751190315301.

103513091157 is a `hidden beast` number, since 1 + 0 + 3 + 513 + 0 + 91 + 1 + 57 = 666.

It is not a de Polignac number, because 103513091157 - 2⁷ = 103513091029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103513091159) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 90594 + ... + 463932.

Almost surely, 2^103513091157 is an apocalyptic number.

It is an amenable number.

103513091157 is a deficient number, since it is larger than the sum of its proper divisors (74782145963).

103513091157 is an equidigital number, since it uses as much as digits as its factorization.

103513091157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373524 (or 373512 counting only the distinct ones).

The product of its (nonzero) digits is 14175, while the sum is 36.

The spelling of 103513091157 in words is "one hundred three billion, five hundred thirteen million, ninety-one thousand, one hundred fifty-seven".