36311801 has 2 divisors, whose sum is σ = 36311802. Its totient is φ = 36311800.

The previous prime is 36311791. The next prime is 36311809. The reversal of 36311801 is 10811363.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29986576 + 6325225 = 5476^2 + 2515^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36311801 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (36311809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18155900 + 18155901.

It is an arithmetic number, because the mean of its divisors is an integer number (18155901).

Almost surely, 2^36311801 is an apocalyptic number.

It is an amenable number.

36311801 is a deficient number, since it is larger than the sum of its proper divisors (1).

36311801 is an equidigital number, since it uses as much as digits as its factorization.

36311801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 36311801 is about 6025.9273975049. The cubic root of 36311801 is about 331.1432675713.

The spelling of 36311801 in words is "thirty-six million, three hundred eleven thousand, eight hundred one".