63372919 has 2 divisors, whose sum is σ = 63372920. Its totient is φ = 63372918.

The previous prime is 63372887. The next prime is 63372977. The reversal of 63372919 is 91927336.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63372919 - 2⁵ = 63372887 is a prime.

It is a super-2 number, since 2×63372919² = 8032253725161122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63372989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31686459 + 31686460.

It is an arithmetic number, because the mean of its divisors is an integer number (31686460).

Almost surely, 2^63372919 is an apocalyptic number.

63372919 is a deficient number, since it is larger than the sum of its proper divisors (1).

63372919 is an equidigital number, since it uses as much as digits as its factorization.

63372919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61236, while the sum is 40.

The square root of 63372919 is about 7960.7109607120. The cubic root of 63372919 is about 398.6892910462.

The spelling of 63372919 in words is "sixty-three million, three hundred seventy-two thousand, nine hundred nineteen".