36503630161 has 2 divisors, whose sum is σ = 36503630162. Its totient is φ = 36503630160.

The previous prime is 36503630131. The next prime is 36503630183. The reversal of 36503630161 is 16103630563.

36503630161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36130406400 + 373223761 = 190080^2 + 19319^2 .

It is an emirp because it is prime and its reverse (16103630563) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36503630161 - 2¹⁵ = 36503597393 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (36503630131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18251815080 + 18251815081.

It is an arithmetic number, because the mean of its divisors is an integer number (18251815081).

Almost surely, 2^36503630161 is an apocalyptic number.

It is an amenable number.

36503630161 is a deficient number, since it is larger than the sum of its proper divisors (1).

36503630161 is an equidigital number, since it uses as much as digits as its factorization.

36503630161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 34.

The spelling of 36503630161 in words is "thirty-six billion, five hundred three million, six hundred thirty thousand, one hundred sixty-one".