69904099 has 2 divisors, whose sum is σ = 69904100. Its totient is φ = 69904098.

The previous prime is 69904049. The next prime is 69904129. The reversal of 69904099 is 99040996.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 69904099 - 2⁷ = 69903971 is a prime.

It is not a weakly prime, because it can be changed into another prime (69904049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34952049 + 34952050.

It is an arithmetic number, because the mean of its divisors is an integer number (34952050).

Almost surely, 2^69904099 is an apocalyptic number.

69904099 is a deficient number, since it is larger than the sum of its proper divisors (1).

69904099 is an equidigital number, since it uses as much as digits as its factorization.

69904099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 157464, while the sum is 46.

The square root of 69904099 is about 8360.8671201018. The cubic root of 69904099 is about 411.9402366419.

The spelling of 69904099 in words is "sixty-nine million, nine hundred four thousand, ninety-nine".