63294331 has 2 divisors, whose sum is σ = 63294332. Its totient is φ = 63294330.

The previous prime is 63294311. The next prime is 63294379. The reversal of 63294331 is 13349236.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63294331 - 2¹⁵ = 63261563 is a prime.

It is a super-2 number, since 2×63294331² = 8012344673475122, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 63294293 and 63294302.

It is not a weakly prime, because it can be changed into another prime (63294311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31647165 + 31647166.

It is an arithmetic number, because the mean of its divisors is an integer number (31647166).

Almost surely, 2^63294331 is an apocalyptic number.

63294331 is a deficient number, since it is larger than the sum of its proper divisors (1).

63294331 is an equidigital number, since it uses as much as digits as its factorization.

63294331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 31.

The square root of 63294331 is about 7955.7734382020. The cubic root of 63294331 is about 398.5244195996.

The spelling of 63294331 in words is "sixty-three million, two hundred ninety-four thousand, three hundred thirty-one".