37136009 has 2 divisors, whose sum is σ = 37136010. Its totient is φ = 37136008.

The previous prime is 37135999. The next prime is 37136027. The reversal of 37136009 is 90063173.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21160000 + 15976009 = 4600^2 + 3997^2 .

It is a cyclic number.

It is not a de Polignac number, because 37136009 - 2⁴ = 37135993 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (37136069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18568004 + 18568005.

It is an arithmetic number, because the mean of its divisors is an integer number (18568005).

Almost surely, 2^37136009 is an apocalyptic number.

It is an amenable number.

37136009 is a deficient number, since it is larger than the sum of its proper divisors (1).

37136009 is an equidigital number, since it uses as much as digits as its factorization.

37136009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3402, while the sum is 29.

The square root of 37136009 is about 6093.9321459957. The cubic root of 37136009 is about 333.6299851370.

The spelling of 37136009 in words is "thirty-seven million, one hundred thirty-six thousand, nine".