36315977 has 2 divisors, whose sum is σ = 36315978. Its totient is φ = 36315976.

The previous prime is 36315947. The next prime is 36315991. The reversal of 36315977 is 77951363.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36228361 + 87616 = 6019^2 + 296^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36315977 is a prime.

It is not a weakly prime, because it can be changed into another prime (36315947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18157988 + 18157989.

It is an arithmetic number, because the mean of its divisors is an integer number (18157989).

Almost surely, 2^36315977 is an apocalyptic number.

It is an amenable number.

36315977 is a deficient number, since it is larger than the sum of its proper divisors (1).

36315977 is an equidigital number, since it uses as much as digits as its factorization.

36315977 is an evil number, because the sum of its binary digits is even.

The product of its digits is 119070, while the sum is 41.

The square root of 36315977 is about 6026.2738902244. The cubic root of 36315977 is about 331.1559613443.

The spelling of 36315977 in words is "thirty-six million, three hundred fifteen thousand, nine hundred seventy-seven".