404133929 has 2 divisors, whose sum is σ = 404133930. Its totient is φ = 404133928.

The previous prime is 404133811. The next prime is 404133941. The reversal of 404133929 is 929331404.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 332223529 + 71910400 = 18227^2 + 8480^2 .

It is a cyclic number.

It is not a de Polignac number, because 404133929 - 2²⁸ = 135698473 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (404133029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202066964 + 202066965.

It is an arithmetic number, because the mean of its divisors is an integer number (202066965).

Almost surely, 2^404133929 is an apocalyptic number.

It is an amenable number.

404133929 is a deficient number, since it is larger than the sum of its proper divisors (1).

404133929 is an equidigital number, since it uses as much as digits as its factorization.

404133929 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 35.

The square root of 404133929 is about 20103.0825745705. The cubic root of 404133929 is about 739.3358595628.

The spelling of 404133929 in words is "four hundred four million, one hundred thirty-three thousand, nine hundred twenty-nine".