117028172973 has 16 divisors (see below), whose sum is σ = 156528740736. Its totient is φ = 77773562880.

The previous prime is 117028172971. The next prime is 117028172977. The reversal of 117028172973 is 379271820711.

It is not a de Polignac number, because 117028172973 - 2¹ = 117028172971 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117028172971) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1240861 + ... + 1331837.

It is an arithmetic number, because the mean of its divisors is an integer number (9783046296).

Almost surely, 2^117028172973 is an apocalyptic number.

It is an amenable number.

117028172973 is a deficient number, since it is larger than the sum of its proper divisors (39500567763).

117028172973 is an equidigital number, since it uses as much as digits as its factorization.

117028172973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92324.

The product of its (nonzero) digits is 296352, while the sum is 48.

The spelling of 117028172973 in words is "one hundred seventeen billion, twenty-eight million, one hundred seventy-two thousand, nine hundred seventy-three".