108798187 has 2 divisors, whose sum is σ = 108798188. Its totient is φ = 108798186.

The previous prime is 108798101. The next prime is 108798191. The reversal of 108798187 is 781897801.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 108798187 - 2⁷ = 108798059 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 108798187.

It is not a weakly prime, because it can be changed into another prime (108798787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54399093 + 54399094.

It is an arithmetic number, because the mean of its divisors is an integer number (54399094).

Almost surely, 2^108798187 is an apocalyptic number.

108798187 is a deficient number, since it is larger than the sum of its proper divisors (1).

108798187 is an equidigital number, since it uses as much as digits as its factorization.

108798187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225792, while the sum is 49.

The square root of 108798187 is about 10430.6369412419. The cubic root of 108798187 is about 477.3906250589.

The spelling of 108798187 in words is "one hundred eight million, seven hundred ninety-eight thousand, one hundred eighty-seven".