3695636957 has 2 divisors, whose sum is σ = 3695636958. Its totient is φ = 3695636956.

The previous prime is 3695636929. The next prime is 3695636963. The reversal of 3695636957 is 7596365963.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3473805721 + 221831236 = 58939^2 + 14894^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3695636957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3695636896 and 3695636905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3695636977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1847818478 + 1847818479.

It is an arithmetic number, because the mean of its divisors is an integer number (1847818479).

Almost surely, 2^3695636957 is an apocalyptic number.

It is an amenable number.

3695636957 is a deficient number, since it is larger than the sum of its proper divisors (1).

3695636957 is an equidigital number, since it uses as much as digits as its factorization.

3695636957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27556200, while the sum is 59.

The square root of 3695636957 is about 60791.7507314932. The cubic root of 3695636957 is about 1546.0721857338.

The spelling of 3695636957 in words is "three billion, six hundred ninety-five million, six hundred thirty-six thousand, nine hundred fifty-seven".