108622531 has 2 divisors, whose sum is σ = 108622532. Its totient is φ = 108622530.

The previous prime is 108622511. The next prime is 108622541. The reversal of 108622531 is 135226801.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 108622531 - 2¹¹ = 108620483 is a prime.

It is a super-2 number, since 2×108622531² = 23597708481691922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 108622531.

It is not a weakly prime, because it can be changed into another prime (108622511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54311265 + 54311266.

It is an arithmetic number, because the mean of its divisors is an integer number (54311266).

Almost surely, 2^108622531 is an apocalyptic number.

108622531 is a deficient number, since it is larger than the sum of its proper divisors (1).

108622531 is an equidigital number, since it uses as much as digits as its factorization.

108622531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 108622531 is about 10422.2133445828. The cubic root of 108622531 is about 477.1335690067.

The spelling of 108622531 in words is "one hundred eight million, six hundred twenty-two thousand, five hundred thirty-one".