172514247083 has 4 divisors (see below), whose sum is σ = 176721911688. Its totient is φ = 168306582480.

The previous prime is 172514247077. The next prime is 172514247107. The reversal of 172514247083 is 380742415271.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 172514247083 - 2⁴ = 172514247067 is a prime.

It is a super-2 number, since 2×172514247083² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (172514247383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2103832241 + ... + 2103832322.

It is an arithmetic number, because the mean of its divisors is an integer number (44180477922).

Almost surely, 2^172514247083 is an apocalyptic number.

172514247083 is a deficient number, since it is larger than the sum of its proper divisors (4207664605).

172514247083 is an equidigital number, since it uses as much as digits as its factorization.

172514247083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4207664604.

The product of its (nonzero) digits is 376320, while the sum is 44.

The spelling of 172514247083 in words is "one hundred seventy-two billion, five hundred fourteen million, two hundred forty-seven thousand, eighty-three".