45156130973 has 2 divisors, whose sum is σ = 45156130974. Its totient is φ = 45156130972.

The previous prime is 45156130967. The next prime is 45156131029. The reversal of 45156130973 is 37903165154.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42227373049 + 2928757924 = 205493^2 + 54118^2 .

It is a cyclic number.

It is not a de Polignac number, because 45156130973 - 2²⁴ = 45139353757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45156130913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22578065486 + 22578065487.

It is an arithmetic number, because the mean of its divisors is an integer number (22578065487).

Almost surely, 2^45156130973 is an apocalyptic number.

It is an amenable number.

45156130973 is a deficient number, since it is larger than the sum of its proper divisors (1).

45156130973 is an equidigital number, since it uses as much as digits as its factorization.

45156130973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 340200, while the sum is 44.

The spelling of 45156130973 in words is "forty-five billion, one hundred fifty-six million, one hundred thirty thousand, nine hundred seventy-three".