16157413 has 2 divisors, whose sum is σ = 16157414. Its totient is φ = 16157412.

The previous prime is 16157389. The next prime is 16157423. The reversal of 16157413 is 31475161.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15824484 + 332929 = 3978^2 + 577^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16157413 is a prime.

It is a super-2 number, since 2×16157413² = 522123989705138, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16157423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8078706 + 8078707.

It is an arithmetic number, because the mean of its divisors is an integer number (8078707).

Almost surely, 2^16157413 is an apocalyptic number.

It is an amenable number.

16157413 is a deficient number, since it is larger than the sum of its proper divisors (1).

16157413 is an equidigital number, since it uses as much as digits as its factorization.

16157413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2520, while the sum is 28.

The square root of 16157413 is about 4019.6284654182. The cubic root of 16157413 is about 252.8078811452.

The spelling of 16157413 in words is "sixteen million, one hundred fifty-seven thousand, four hundred thirteen".