37042091 has 2 divisors, whose sum is σ = 37042092. Its totient is φ = 37042090.

The previous prime is 37042037. The next prime is 37042097. The reversal of 37042091 is 19024073.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-37042091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 37042091.

It is not a weakly prime, because it can be changed into another prime (37042097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18521045 + 18521046.

It is an arithmetic number, because the mean of its divisors is an integer number (18521046).

Almost surely, 2^37042091 is an apocalyptic number.

37042091 is a deficient number, since it is larger than the sum of its proper divisors (1).

37042091 is an equidigital number, since it uses as much as digits as its factorization.

37042091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 37042091 is about 6086.2214057656. The cubic root of 37042091 is about 333.3484945326.

The spelling of 37042091 in words is "thirty-seven million, forty-two thousand, ninety-one".