353664403 has 2 divisors, whose sum is σ = 353664404. Its totient is φ = 353664402.

The previous prime is 353664383. The next prime is 353664449. The reversal of 353664403 is 304466353.

It is a weak prime.

It is an emirp because it is prime and its reverse (304466353) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 353664403 - 2⁵ = 353664371 is a prime.

It is not a weakly prime, because it can be changed into another prime (353664503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176832201 + 176832202.

It is an arithmetic number, because the mean of its divisors is an integer number (176832202).

Almost surely, 2^353664403 is an apocalyptic number.

353664403 is a deficient number, since it is larger than the sum of its proper divisors (1).

353664403 is an equidigital number, since it uses as much as digits as its factorization.

353664403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 34.

The square root of 353664403 is about 18805.9672178806. The cubic root of 353664403 is about 707.1807817131.

The spelling of 353664403 in words is "three hundred fifty-three million, six hundred sixty-four thousand, four hundred three".