461233131 has 4 divisors (see below), whose sum is σ = 614977512. Its totient is φ = 307488752.

The previous prime is 461233121. The next prime is 461233133. The reversal of 461233131 is 131332164.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 461233131 - 2¹⁸ = 460970987 is a prime.

It is a super-2 number, since 2×461233131² = 425472002264126322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (461233133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76872186 + ... + 76872191.

It is an arithmetic number, because the mean of its divisors is an integer number (153744378).

Almost surely, 2^461233131 is an apocalyptic number.

461233131 is a deficient number, since it is larger than the sum of its proper divisors (153744381).

461233131 is a wasteful number, since it uses less digits than its factorization.

461233131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153744380.

The product of its digits is 1296, while the sum is 24.

The square root of 461233131 is about 21476.3388639684. The cubic root of 461233131 is about 772.6334361721.

Adding to 461233131 its reverse (131332164), we get a palindrome (592565295).

The spelling of 461233131 in words is "four hundred sixty-one million, two hundred thirty-three thousand, one hundred thirty-one".