170140051 has 2 divisors, whose sum is σ = 170140052. Its totient is φ = 170140050.

The previous prime is 170140027. The next prime is 170140067. The reversal of 170140051 is 150041071.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 170140051 - 2²⁷ = 35922323 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (170140021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85070025 + 85070026.

It is an arithmetic number, because the mean of its divisors is an integer number (85070026).

Almost surely, 2^170140051 is an apocalyptic number.

170140051 is a deficient number, since it is larger than the sum of its proper divisors (1).

170140051 is an equidigital number, since it uses as much as digits as its factorization.

170140051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 140, while the sum is 19.

The square root of 170140051 is about 13043.7744154060. The cubic root of 170140051 is about 554.1179083665.

The spelling of 170140051 in words is "one hundred seventy million, one hundred forty thousand, fifty-one".