125137373 has 2 divisors, whose sum is σ = 125137374. Its totient is φ = 125137372.

The previous prime is 125137361. The next prime is 125137387. The reversal of 125137373 is 373731521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82391929 + 42745444 = 9077^2 + 6538^2 .

It is a cyclic number.

It is not a de Polignac number, because 125137373 - 2¹⁸ = 124875229 is a prime.

It is a super-2 number, since 2×125137373² = 31318724242682258, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125137673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62568686 + 62568687.

It is an arithmetic number, because the mean of its divisors is an integer number (62568687).

Almost surely, 2^125137373 is an apocalyptic number.

It is an amenable number.

125137373 is a deficient number, since it is larger than the sum of its proper divisors (1).

125137373 is an equidigital number, since it uses as much as digits as its factorization.

125137373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13230, while the sum is 32.

The square root of 125137373 is about 11186.4817078472. The cubic root of 125137373 is about 500.1830969428.

Adding to 125137373 its reverse (373731521), we get a palindrome (498868894).

The spelling of 125137373 in words is "one hundred twenty-five million, one hundred thirty-seven thousand, three hundred seventy-three".