461244131 has 2 divisors, whose sum is σ = 461244132. Its totient is φ = 461244130.

The previous prime is 461244127. The next prime is 461244167. The reversal of 461244131 is 131442164.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 461244131 - 2² = 461244127 is a prime.

It is a super-2 number, since 2×461244131² = 425492296763890322, 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 461244131.

It is not a weakly prime, because it can be changed into another prime (461244431) 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, 230622065 + 230622066.

It is an arithmetic number, because the mean of its divisors is an integer number (230622066).

Almost surely, 2^461244131 is an apocalyptic number.

461244131 is a deficient number, since it is larger than the sum of its proper divisors (1).

461244131 is an equidigital number, since it uses as much as digits as its factorization.

461244131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304, while the sum is 26.

The square root of 461244131 is about 21476.5949582330. The cubic root of 461244131 is about 772.6395783301.

Adding to 461244131 its reverse (131442164), we get a palindrome (592686295).

The spelling of 461244131 in words is "four hundred sixty-one million, two hundred forty-four thousand, one hundred thirty-one".