172934622073 has 2 divisors, whose sum is σ = 172934622074. Its totient is φ = 172934622072.

The previous prime is 172934622031. The next prime is 172934622101. The reversal of 172934622073 is 370226439271.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89923216384 + 83011405689 = 299872^2 + 288117^2 .

It is a cyclic number.

It is not a de Polignac number, because 172934622073 - 2²⁵ = 172901067641 is a prime.

It is not a weakly prime, because it can be changed into another prime (172934622373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86467311036 + 86467311037.

It is an arithmetic number, because the mean of its divisors is an integer number (86467311037).

Almost surely, 2^172934622073 is an apocalyptic number.

It is an amenable number.

172934622073 is a deficient number, since it is larger than the sum of its proper divisors (1).

172934622073 is an equidigital number, since it uses as much as digits as its factorization.

172934622073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048, while the sum is 46.

The spelling of 172934622073 in words is "one hundred seventy-two billion, nine hundred thirty-four million, six hundred twenty-two thousand, seventy-three".