37499513 has 2 divisors, whose sum is σ = 37499514. Its totient is φ = 37499512.

The previous prime is 37499489. The next prime is 37499531. The reversal of 37499513 is 31599473.

37499513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (37499531) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29019769 + 8479744 = 5387^2 + 2912^2 .

It is a cyclic number.

It is not a de Polignac number, because 37499513 - 2⁸ = 37499257 is a prime.

It is not a weakly prime, because it can be changed into another prime (37499533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18749756 + 18749757.

It is an arithmetic number, because the mean of its divisors is an integer number (18749757).

Almost surely, 2^37499513 is an apocalyptic number.

It is an amenable number.

37499513 is a deficient number, since it is larger than the sum of its proper divisors (1).

37499513 is an equidigital number, since it uses as much as digits as its factorization.

37499513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 102060, while the sum is 41.

The square root of 37499513 is about 6123.6845934454. The cubic root of 37499513 is about 334.7150260844.

The spelling of 37499513 in words is "thirty-seven million, four hundred ninety-nine thousand, five hundred thirteen".