167257145 has 8 divisors (see below), whose sum is σ = 218954880. Its totient is φ = 121641520.

The previous prime is 167257117. The next prime is 167257177. The reversal of 167257145 is 541752761.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 167257145 - 2⁸ = 167256889 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 167257099 and 167257108.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 1520465 + ... + 1520574.

It is an arithmetic number, because the mean of its divisors is an integer number (27369360).

Almost surely, 2^167257145 is an apocalyptic number.

It is an amenable number.

167257145 is a deficient number, since it is larger than the sum of its proper divisors (51697735).

167257145 is a wasteful number, since it uses less digits than its factorization.

167257145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3041055.

The product of its digits is 58800, while the sum is 38.

The square root of 167257145 is about 12932.7933950868. The cubic root of 167257145 is about 550.9703476455.

The spelling of 167257145 in words is "one hundred sixty-seven million, two hundred fifty-seven thousand, one hundred forty-five".