104490929 has 2 divisors, whose sum is σ = 104490930. Its totient is φ = 104490928.

The previous prime is 104490907. The next prime is 104490961. The reversal of 104490929 is 929094401.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61653904 + 42837025 = 7852^2 + 6545^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104490929 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 104490892 and 104490901.

It is not a weakly prime, because it can be changed into another prime (104490979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52245464 + 52245465.

It is an arithmetic number, because the mean of its divisors is an integer number (52245465).

Almost surely, 2^104490929 is an apocalyptic number.

It is an amenable number.

104490929 is a deficient number, since it is larger than the sum of its proper divisors (1).

104490929 is an equidigital number, since it uses as much as digits as its factorization.

104490929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 104490929 is about 10222.0804633890. The cubic root of 104490929 is about 471.0057367717.

The spelling of 104490929 in words is "one hundred four million, four hundred ninety thousand, nine hundred twenty-nine".