37231461361 has 2 divisors, whose sum is σ = 37231461362. Its totient is φ = 37231461360.

The previous prime is 37231461349. The next prime is 37231461437. The reversal of 37231461361 is 16316413273.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29388587761 + 7842873600 = 171431^2 + 88560^2 .

It is a cyclic number.

It is not a de Polignac number, because 37231461361 - 2¹³ = 37231453169 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 37231461361.

It is not a weakly prime, because it can be changed into another prime (37231461341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18615730680 + 18615730681.

It is an arithmetic number, because the mean of its divisors is an integer number (18615730681).

Almost surely, 2^37231461361 is an apocalyptic number.

It is an amenable number.

37231461361 is a deficient number, since it is larger than the sum of its proper divisors (1).

37231461361 is an equidigital number, since it uses as much as digits as its factorization.

37231461361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 37.

The spelling of 37231461361 in words is "thirty-seven billion, two hundred thirty-one million, four hundred sixty-one thousand, three hundred sixty-one".