632271131 has 2 divisors, whose sum is σ = 632271132. Its totient is φ = 632271130.

The previous prime is 632271103. The next prime is 632271149. The reversal of 632271131 is 131172236.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 632271131 - 2¹⁸ = 632008987 is a prime.

It is a super-2 number, since 2×632271131² = 799533566192038322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 632271131.

It is not a weakly prime, because it can be changed into another prime (632277131) 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, 316135565 + 316135566.

It is an arithmetic number, because the mean of its divisors is an integer number (316135566).

Almost surely, 2^632271131 is an apocalyptic number.

632271131 is a deficient number, since it is larger than the sum of its proper divisors (1).

632271131 is an equidigital number, since it uses as much as digits as its factorization.

632271131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1512, while the sum is 26.

The square root of 632271131 is about 25145.0021077748. The cubic root of 632271131 is about 858.2907872544.

The spelling of 632271131 in words is "six hundred thirty-two million, two hundred seventy-one thousand, one hundred thirty-one".