108291593 has 2 divisors, whose sum is σ = 108291594. Its totient is φ = 108291592.

The previous prime is 108291571. The next prime is 108291607. The reversal of 108291593 is 395192801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 107267449 + 1024144 = 10357^2 + 1012^2 .

It is an emirp because it is prime and its reverse (395192801) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 108291593 - 2²⁴ = 91514377 is a prime.

It is a super-2 number, since 2×108291593² = 23454138228955298, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (108291893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54145796 + 54145797.

It is an arithmetic number, because the mean of its divisors is an integer number (54145797).

Almost surely, 2^108291593 is an apocalyptic number.

It is an amenable number.

108291593 is a deficient number, since it is larger than the sum of its proper divisors (1).

108291593 is an equidigital number, since it uses as much as digits as its factorization.

108291593 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 38.

The square root of 108291593 is about 10406.3246633958. The cubic root of 108291593 is about 476.6485184434.

The spelling of 108291593 in words is "one hundred eight million, two hundred ninety-one thousand, five hundred ninety-three".