396173963 has 2 divisors, whose sum is σ = 396173964. Its totient is φ = 396173962.

The previous prime is 396173941. The next prime is 396173971. The reversal of 396173963 is 369371693.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 396173963 - 2¹⁰ = 396172939 is a prime.

It is not a weakly prime, because it can be changed into another prime (396173903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 198086981 + 198086982.

It is an arithmetic number, because the mean of its divisors is an integer number (198086982).

Almost surely, 2^396173963 is an apocalyptic number.

396173963 is a deficient number, since it is larger than the sum of its proper divisors (1).

396173963 is an equidigital number, since it uses as much as digits as its factorization.

396173963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 551124, while the sum is 47.

The square root of 396173963 is about 19904.1192470302. The cubic root of 396173963 is about 734.4495627398.

The spelling of 396173963 in words is "three hundred ninety-six million, one hundred seventy-three thousand, nine hundred sixty-three".