632451563 has 2 divisors, whose sum is σ = 632451564. Its totient is φ = 632451562.

The previous prime is 632451551. The next prime is 632451581. The reversal of 632451563 is 365154236.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 632451563 - 2²⁶ = 565342699 is a prime.

It is a super-2 number, since 2×632451563² = 799989959082285938, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (632451593) 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, 316225781 + 316225782.

It is an arithmetic number, because the mean of its divisors is an integer number (316225782).

Almost surely, 2^632451563 is an apocalyptic number.

632451563 is a deficient number, since it is larger than the sum of its proper divisors (1).

632451563 is an equidigital number, since it uses as much as digits as its factorization.

632451563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64800, while the sum is 35.

The square root of 632451563 is about 25148.5896821273. The cubic root of 632451563 is about 858.3724233263.

The spelling of 632451563 in words is "six hundred thirty-two million, four hundred fifty-one thousand, five hundred sixty-three".