37135021 has 24 divisors (see below), whose sum is σ = 49412160. Its totient is φ = 27223680.

The previous prime is 37135009. The next prime is 37135057. The reversal of 37135021 is 12053173.

37135021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 37135021 - 2⁵ = 37134989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 37134983 and 37135001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37135001) 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 in 23 ways as a sum of consecutive naturals, for example, 13110 + ... + 15688.

It is an arithmetic number, because the mean of its divisors is an integer number (2058840).

Almost surely, 2^37135021 is an apocalyptic number.

It is an amenable number.

37135021 is a deficient number, since it is larger than the sum of its proper divisors (12277139).

37135021 is a wasteful number, since it uses less digits than its factorization.

37135021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2625 (or 2614 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 22.

The square root of 37135021 is about 6093.8510812129. The cubic root of 37135021 is about 333.6270263794.

Adding to 37135021 its reverse (12053173), we get a palindrome (49188194).

The spelling of 37135021 in words is "thirty-seven million, one hundred thirty-five thousand, twenty-one".