10404431 has 2 divisors, whose sum is σ = 10404432. Its totient is φ = 10404430.

The previous prime is 10404421. The next prime is 10404451. The reversal of 10404431 is 13440401.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10404431 is a prime.

It is a super-2 number, since 2×10404431² = 216504368867522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10404421) 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, 5202215 + 5202216.

It is an arithmetic number, because the mean of its divisors is an integer number (5202216).

Almost surely, 2^10404431 is an apocalyptic number.

10404431 is a deficient number, since it is larger than the sum of its proper divisors (1).

10404431 is an equidigital number, since it uses as much as digits as its factorization.

10404431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 10404431 is about 3225.5900235461. The cubic root of 10404431 is about 218.3095719662.

Adding to 10404431 its reverse (13440401), we get a palindrome (23844832).

The spelling of 10404431 in words is "ten million, four hundred four thousand, four hundred thirty-one".