37316161 has 2 divisors, whose sum is σ = 37316162. Its totient is φ = 37316160.

The previous prime is 37316159. The next prime is 37316221. The reversal of 37316161 is 16161373.

37316161 = 4319² + 4320².

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18662400 + 18653761 = 4320^2 + 4319^2 .

It is a cyclic number.

It is not a de Polignac number, because 37316161 - 2¹ = 37316159 is a prime.

Together with 37316159, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (37316101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18658080 + 18658081.

It is an arithmetic number, because the mean of its divisors is an integer number (18658081).

Almost surely, 2^37316161 is an apocalyptic number.

37316161 is the 4320-th centered square number.

It is an amenable number.

37316161 is a deficient number, since it is larger than the sum of its proper divisors (1).

37316161 is an equidigital number, since it uses as much as digits as its factorization.

37316161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2268, while the sum is 28.

The square root of 37316161 is about 6108.6955235959. The cubic root of 37316161 is about 334.1686104105.

The spelling of 37316161 in words is "thirty-seven million, three hundred sixteen thousand, one hundred sixty-one".