172352959 has 2 divisors, whose sum is σ = 172352960. Its totient is φ = 172352958.

The previous prime is 172352941. The next prime is 172352969. The reversal of 172352959 is 959253271.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 172352959 - 2²⁷ = 38135231 is a prime.

It is a super-3 number, since 3×172352959³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (172352969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86176479 + 86176480.

It is an arithmetic number, because the mean of its divisors is an integer number (86176480).

Almost surely, 2^172352959 is an apocalyptic number.

172352959 is a deficient number, since it is larger than the sum of its proper divisors (1).

172352959 is an equidigital number, since it uses as much as digits as its factorization.

172352959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 170100, while the sum is 43.

The square root of 172352959 is about 13128.3265879548. The cubic root of 172352959 is about 556.5099256714.

The spelling of 172352959 in words is "one hundred seventy-two million, three hundred fifty-two thousand, nine hundred fifty-nine".