37425013 has 2 divisors, whose sum is σ = 37425014. Its totient is φ = 37425012.

The previous prime is 37425001. The next prime is 37425043. The reversal of 37425013 is 31052473.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36084049 + 1340964 = 6007^2 + 1158^2 .

It is a cyclic number.

It is not a de Polignac number, because 37425013 - 2²¹ = 35327861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (37425043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18712506 + 18712507.

It is an arithmetic number, because the mean of its divisors is an integer number (18712507).

Almost surely, 2^37425013 is an apocalyptic number.

It is an amenable number.

37425013 is a deficient number, since it is larger than the sum of its proper divisors (1).

37425013 is an equidigital number, since it uses as much as digits as its factorization.

37425013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 37425013 is about 6117.5986301816. The cubic root of 37425013 is about 334.4932205260.

Adding to 37425013 its reverse (31052473), we get a palindrome (68477486).

The spelling of 37425013 in words is "thirty-seven million, four hundred twenty-five thousand, thirteen".