108604693 has 2 divisors, whose sum is σ = 108604694. Its totient is φ = 108604692.

The previous prime is 108604669. The next prime is 108604709. The reversal of 108604693 is 396406801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57653649 + 50951044 = 7593^2 + 7138^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108604693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108604493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54302346 + 54302347.

It is an arithmetic number, because the mean of its divisors is an integer number (54302347).

Almost surely, 2^108604693 is an apocalyptic number.

It is an amenable number.

108604693 is a deficient number, since it is larger than the sum of its proper divisors (1).

108604693 is an equidigital number, since it uses as much as digits as its factorization.

108604693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 108604693 is about 10421.3575411268. The cubic root of 108604693 is about 477.1074492737.

The spelling of 108604693 in words is "one hundred eight million, six hundred four thousand, six hundred ninety-three".