2045251012373 has 2 divisors, whose sum is σ = 2045251012374. Its totient is φ = 2045251012372.

The previous prime is 2045251012367. The next prime is 2045251012433. The reversal of 2045251012373 is 3732101525402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1819890035089 + 225360977284 = 1349033^2 + 474722^2 .

It is a cyclic number.

It is not a de Polignac number, because 2045251012373 - 2⁸ = 2045251012117 is a prime.

It is a super-2 number, since 2×2045251012373² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2045251012073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022625506186 + 1022625506187.

It is an arithmetic number, because the mean of its divisors is an integer number (1022625506187).

Almost surely, 2^{2045251012373} is an apocalyptic number.

It is an amenable number.

2045251012373 is a deficient number, since it is larger than the sum of its proper divisors (1).

2045251012373 is an equidigital number, since it uses as much as digits as its factorization.

2045251012373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50400, while the sum is 35.

Adding to 2045251012373 its reverse (3732101525402), we get a palindrome (5777352537775).

The spelling of 2045251012373 in words is "two trillion, forty-five billion, two hundred fifty-one million, twelve thousand, three hundred seventy-three".