94172262973 has 2 divisors, whose sum is σ = 94172262974. Its totient is φ = 94172262972.

The previous prime is 94172262953. The next prime is 94172263001. The reversal of 94172262973 is 37926227149.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84362945209 + 9809317764 = 290453^2 + 99042^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-94172262973 is a prime.

It is a super-2 number, since 2×94172262973² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 94172262973.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94172262913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47086131486 + 47086131487.

It is an arithmetic number, because the mean of its divisors is an integer number (47086131487).

Almost surely, 2^94172262973 is an apocalyptic number.

It is an amenable number.

94172262973 is a deficient number, since it is larger than the sum of its proper divisors (1).

94172262973 is an equidigital number, since it uses as much as digits as its factorization.

94172262973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2286144, while the sum is 52.

The spelling of 94172262973 in words is "ninety-four billion, one hundred seventy-two million, two hundred sixty-two thousand, nine hundred seventy-three".