108299969 has 2 divisors, whose sum is σ = 108299970. Its totient is φ = 108299968.

The previous prime is 108299963. The next prime is 108300011. The reversal of 108299969 is 969992801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107640625 + 659344 = 10375^2 + 812^2 .

It is a cyclic number.

It is not a de Polignac number, because 108299969 - 2⁸ = 108299713 is a prime.

It is a super-2 number, since 2×108299969² = 23457766570801922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 108299969.

It is not a weakly prime, because it can be changed into another prime (108299963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54149984 + 54149985.

It is an arithmetic number, because the mean of its divisors is an integer number (54149985).

Almost surely, 2^108299969 is an apocalyptic number.

It is an amenable number.

108299969 is a deficient number, since it is larger than the sum of its proper divisors (1).

108299969 is an equidigital number, since it uses as much as digits as its factorization.

108299969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 629856, while the sum is 53.

The square root of 108299969 is about 10406.7271031771. The cubic root of 108299969 is about 476.6608071937.

The spelling of 108299969 in words is "one hundred eight million, two hundred ninety-nine thousand, nine hundred sixty-nine".