171057113 has 2 divisors, whose sum is σ = 171057114. Its totient is φ = 171057112.

The previous prime is 171057091. The next prime is 171057119. The reversal of 171057113 is 311750171.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 102961609 + 68095504 = 10147^2 + 8252^2 .

It is a cyclic number.

It is not a de Polignac number, because 171057113 - 2⁸ = 171056857 is a prime.

It is not a weakly prime, because it can be changed into another prime (171057119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85528556 + 85528557.

It is an arithmetic number, because the mean of its divisors is an integer number (85528557).

Almost surely, 2^171057113 is an apocalyptic number.

It is an amenable number.

171057113 is a deficient number, since it is larger than the sum of its proper divisors (1).

171057113 is an equidigital number, since it uses as much as digits as its factorization.

171057113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 735, while the sum is 26.

The square root of 171057113 is about 13078.8804184456. The cubic root of 171057113 is about 555.1116978875. Note that the first 3 decimals are identical.

The spelling of 171057113 in words is "one hundred seventy-one million, fifty-seven thousand, one hundred thirteen".