108772513 has 2 divisors, whose sum is σ = 108772514. Its totient is φ = 108772512.

The previous prime is 108772471. The next prime is 108772529. The reversal of 108772513 is 315277801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103897249 + 4875264 = 10193^2 + 2208^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108772513 is a prime.

It is not a weakly prime, because it can be changed into another prime (108772553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54386256 + 54386257.

It is an arithmetic number, because the mean of its divisors is an integer number (54386257).

Almost surely, 2^108772513 is an apocalyptic number.

It is an amenable number.

108772513 is a deficient number, since it is larger than the sum of its proper divisors (1).

108772513 is an equidigital number, since it uses as much as digits as its factorization.

108772513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11760, while the sum is 34.

The square root of 108772513 is about 10429.4061671794. The cubic root of 108772513 is about 477.3530708451.

The spelling of 108772513 in words is "one hundred eight million, seven hundred seventy-two thousand, five hundred thirteen".