1657134163 has 2 divisors, whose sum is σ = 1657134164. Its totient is φ = 1657134162.

The previous prime is 1657134139. The next prime is 1657134173. The reversal of 1657134163 is 3614317561.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1657134163 - 2²⁹ = 1120263251 is a prime.

It is not a weakly prime, because it can be changed into another prime (1657134103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 828567081 + 828567082.

It is an arithmetic number, because the mean of its divisors is an integer number (828567082).

Almost surely, 2^1657134163 is an apocalyptic number.

1657134163 is a deficient number, since it is larger than the sum of its proper divisors (1).

1657134163 is an equidigital number, since it uses as much as digits as its factorization.

1657134163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 37.

The square root of 1657134163 is about 40707.9127811781. The cubic root of 1657134163 is about 1183.3663717197.

The spelling of 1657134163 in words is "one billion, six hundred fifty-seven million, one hundred thirty-four thousand, one hundred sixty-three".