36720659 has 2 divisors, whose sum is σ = 36720660. Its totient is φ = 36720658.

The previous prime is 36720637. The next prime is 36720661. The reversal of 36720659 is 95602763.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36720659 is a prime.

Together with 36720661, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (36720059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18360329 + 18360330.

It is an arithmetic number, because the mean of its divisors is an integer number (18360330).

Almost surely, 2^36720659 is an apocalyptic number.

36720659 is a deficient number, since it is larger than the sum of its proper divisors (1).

36720659 is an equidigital number, since it uses as much as digits as its factorization.

36720659 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 36720659 is about 6059.7573383759. The cubic root of 36720659 is about 332.3814837565.

The spelling of 36720659 in words is "thirty-six million, seven hundred twenty thousand, six hundred fifty-nine".