405164003 has 2 divisors, whose sum is σ = 405164004. Its totient is φ = 405164002.

The previous prime is 405163987. The next prime is 405164041. The reversal of 405164003 is 300461504.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 405164003 - 2⁴ = 405163987 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 405164003.

It is not a weakly prime, because it can be changed into another prime (405164083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202582001 + 202582002.

It is an arithmetic number, because the mean of its divisors is an integer number (202582002).

Almost surely, 2^405164003 is an apocalyptic number.

405164003 is a deficient number, since it is larger than the sum of its proper divisors (1).

405164003 is an equidigital number, since it uses as much as digits as its factorization.

405164003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 405164003 is about 20128.6860723695. The cubic root of 405164003 is about 739.9634770141.

The spelling of 405164003 in words is "four hundred five million, one hundred sixty-four thousand, three".