45723357131873 has 2 divisors, whose sum is σ = 45723357131874. Its totient is φ = 45723357131872.

The previous prime is 45723357131821. The next prime is 45723357131891. The reversal of 45723357131873 is 37813175332754.

It is a happy number.

45723357131873 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28485191471104 + 17238165660769 = 5337152^2 + 4151887^2 .

It is a cyclic number.

It is not a de Polignac number, because 45723357131873 - 2²² = 45723352937569 is a prime.

It is not a weakly prime, because it can be changed into another prime (45723357131773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22861678565936 + 22861678565937.

It is an arithmetic number, because the mean of its divisors is an integer number (22861678565937).

Almost surely, 2^{45723357131873} is an apocalyptic number.

It is an amenable number.

45723357131873 is a deficient number, since it is larger than the sum of its proper divisors (1).

45723357131873 is an equidigital number, since it uses as much as digits as its factorization.

45723357131873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 44452800, while the sum is 59.

The spelling of 45723357131873 in words is "forty-five trillion, seven hundred twenty-three billion, three hundred fifty-seven million, one hundred thirty-one thousand, eight hundred seventy-three".