36920739161 has 2 divisors, whose sum is σ = 36920739162. Its totient is φ = 36920739160.

The previous prime is 36920739083. The next prime is 36920739217. The reversal of 36920739161 is 16193702963.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36225889561 + 694849600 = 190331^2 + 26360^2 .

It is an emirp because it is prime and its reverse (16193702963) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36920739161 - 2¹⁸ = 36920477017 is a prime.

It is not a weakly prime, because it can be changed into another prime (36920739061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18460369580 + 18460369581.

It is an arithmetic number, because the mean of its divisors is an integer number (18460369581).

Almost surely, 2^36920739161 is an apocalyptic number.

It is an amenable number.

36920739161 is a deficient number, since it is larger than the sum of its proper divisors (1).

36920739161 is an equidigital number, since it uses as much as digits as its factorization.

36920739161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 367416, while the sum is 47.

The spelling of 36920739161 in words is "thirty-six billion, nine hundred twenty million, seven hundred thirty-nine thousand, one hundred sixty-one".