172514247107 has 2 divisors, whose sum is σ = 172514247108. Its totient is φ = 172514247106.

The previous prime is 172514247077. The next prime is 172514247127. The reversal of 172514247107 is 701742415271.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 172514247107 - 2⁸ = 172514246851 is a prime.

It is a super-2 number, since 2×172514247107² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (172514247127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86257123553 + 86257123554.

It is an arithmetic number, because the mean of its divisors is an integer number (86257123554).

Almost surely, 2^172514247107 is an apocalyptic number.

172514247107 is a deficient number, since it is larger than the sum of its proper divisors (1).

172514247107 is an equidigital number, since it uses as much as digits as its factorization.

172514247107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 109760, while the sum is 41.

The spelling of 172514247107 in words is "one hundred seventy-two billion, five hundred fourteen million, two hundred forty-seven thousand, one hundred seven".