172965007 has 2 divisors, whose sum is σ = 172965008. Its totient is φ = 172965006.

The previous prime is 172964993. The next prime is 172965031. The reversal of 172965007 is 700569271.

It is a weak prime.

It is an emirp because it is prime and its reverse (700569271) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 172965007 - 2⁷ = 172964879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (172965097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86482503 + 86482504.

It is an arithmetic number, because the mean of its divisors is an integer number (86482504).

Almost surely, 2^172965007 is an apocalyptic number.

172965007 is a deficient number, since it is larger than the sum of its proper divisors (1).

172965007 is an equidigital number, since it uses as much as digits as its factorization.

172965007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26460, while the sum is 37.

The square root of 172965007 is about 13151.6161364298. The cubic root of 172965007 is about 557.1678940597.

The spelling of 172965007 in words is "one hundred seventy-two million, nine hundred sixty-five thousand, seven".