37045409 has 2 divisors, whose sum is σ = 37045410. Its totient is φ = 37045408.

The previous prime is 37045339. The next prime is 37045417. The reversal of 37045409 is 90454073.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35664784 + 1380625 = 5972^2 + 1175^2 .

It is a cyclic number.

It is not a de Polignac number, because 37045409 - 2⁸ = 37045153 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (37042409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18522704 + 18522705.

It is an arithmetic number, because the mean of its divisors is an integer number (18522705).

Almost surely, 2^37045409 is an apocalyptic number.

It is an amenable number.

37045409 is a deficient number, since it is larger than the sum of its proper divisors (1).

37045409 is an equidigital number, since it uses as much as digits as its factorization.

37045409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 37045409 is about 6086.4939825814. The cubic root of 37045409 is about 333.3584473300.

The spelling of 37045409 in words is "thirty-seven million, forty-five thousand, four hundred nine".