172252097 has 2 divisors, whose sum is σ = 172252098. Its totient is φ = 172252096.

The previous prime is 172252061. The next prime is 172252103. The reversal of 172252097 is 790252271.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 144384256 + 27867841 = 12016^2 + 5279^2 .

It is a cyclic number.

It is not a de Polignac number, because 172252097 - 2⁶ = 172252033 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (172252397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86126048 + 86126049.

It is an arithmetic number, because the mean of its divisors is an integer number (86126049).

Almost surely, 2^172252097 is an apocalyptic number.

It is an amenable number.

172252097 is a deficient number, since it is larger than the sum of its proper divisors (1).

172252097 is an equidigital number, since it uses as much as digits as its factorization.

172252097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17640, while the sum is 35.

The square root of 172252097 is about 13124.4846375010. The cubic root of 172252097 is about 556.4013468238.

The spelling of 172252097 in words is "one hundred seventy-two million, two hundred fifty-two thousand, ninety-seven".