108093257 has 4 divisors (see below), whose sum is σ = 108209556. Its totient is φ = 107976960.

The previous prime is 108093241. The next prime is 108093269. The reversal of 108093257 is 752390801.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 752390801 = 31 ⋅24270671.

It can be written as a sum of positive squares in 2 ways, for example, as 48664576 + 59428681 = 6976^2 + 7709^2 .

It is a cyclic number.

It is not a de Polignac number, because 108093257 - 2⁴ = 108093241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (108093757) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56744 + ... + 58617.

It is an arithmetic number, because the mean of its divisors is an integer number (27052389).

Almost surely, 2^108093257 is an apocalyptic number.

It is an amenable number.

108093257 is a deficient number, since it is larger than the sum of its proper divisors (116299).

108093257 is an equidigital number, since it uses as much as digits as its factorization.

108093257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116298.

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 108093257 is about 10396.7907067518. The cubic root of 108093257 is about 476.3573467673.

The spelling of 108093257 in words is "one hundred eight million, ninety-three thousand, two hundred fifty-seven".