37275961 has 2 divisors, whose sum is σ = 37275962. Its totient is φ = 37275960.

The previous prime is 37275949. The next prime is 37275971. The reversal of 37275961 is 16957273.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23814400 + 13461561 = 4880^2 + 3669^2 .

It is an emirp because it is prime and its reverse (16957273) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 37275961 - 2⁹ = 37275449 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (37275971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18637980 + 18637981.

It is an arithmetic number, because the mean of its divisors is an integer number (18637981).

Almost surely, 2^37275961 is an apocalyptic number.

It is an amenable number.

37275961 is a deficient number, since it is larger than the sum of its proper divisors (1).

37275961 is an equidigital number, since it uses as much as digits as its factorization.

37275961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 79380, while the sum is 40.

The square root of 37275961 is about 6105.4042454206. The cubic root of 37275961 is about 334.0485694365.

The spelling of 37275961 in words is "thirty-seven million, two hundred seventy-five thousand, nine hundred sixty-one".