63273631 has 2 divisors, whose sum is σ = 63273632. Its totient is φ = 63273630.

The previous prime is 63273599. The next prime is 63273641. The reversal of 63273631 is 13637236.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63273631 - 2⁵ = 63273599 is a prime.

It is a super-2 number, since 2×63273631² = 8007104759848322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 63273593 and 63273602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63273641) 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, 31636815 + 31636816.

It is an arithmetic number, because the mean of its divisors is an integer number (31636816).

Almost surely, 2^63273631 is an apocalyptic number.

63273631 is a deficient number, since it is larger than the sum of its proper divisors (1).

63273631 is an equidigital number, since it uses as much as digits as its factorization.

63273631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13608, while the sum is 31.

The square root of 63273631 is about 7954.4723897943. The cubic root of 63273631 is about 398.4809699213.

The spelling of 63273631 in words is "sixty-three million, two hundred seventy-three thousand, six hundred thirty-one".