1513104157 has 2 divisors, whose sum is σ = 1513104158. Its totient is φ = 1513104156.

The previous prime is 1513104119. The next prime is 1513104163. The reversal of 1513104157 is 7514013151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1274061636 + 239042521 = 35694^2 + 15461^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1513104157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1513104457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 756552078 + 756552079.

It is an arithmetic number, because the mean of its divisors is an integer number (756552079).

Almost surely, 2^1513104157 is an apocalyptic number.

It is an amenable number.

1513104157 is a deficient number, since it is larger than the sum of its proper divisors (1).

1513104157 is an equidigital number, since it uses as much as digits as its factorization.

1513104157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2100, while the sum is 28.

The square root of 1513104157 is about 38898.6395263382. The cubic root of 1513104157 is about 1148.0380300889.

The spelling of 1513104157 in words is "one billion, five hundred thirteen million, one hundred four thousand, one hundred fifty-seven".