631132363 has 2 divisors, whose sum is σ = 631132364. Its totient is φ = 631132362.

The previous prime is 631132357. The next prime is 631132417. The reversal of 631132363 is 363231136.

631132363 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 631132363 - 2¹³ = 631124171 is a prime.

It is not a weakly prime, because it can be changed into another prime (631132163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315566181 + 315566182.

It is an arithmetic number, because the mean of its divisors is an integer number (315566182).

Almost surely, 2^631132363 is an apocalyptic number.

631132363 is a deficient number, since it is larger than the sum of its proper divisors (1).

631132363 is an equidigital number, since it uses as much as digits as its factorization.

631132363 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5832, while the sum is 28.

The square root of 631132363 is about 25122.3478799256. The cubic root of 631132363 is about 857.7751954406.

Adding to 631132363 its reverse (363231136), we get a palindrome (994363499).

The spelling of 631132363 in words is "six hundred thirty-one million, one hundred thirty-two thousand, three hundred sixty-three".