461311633 has 2 divisors, whose sum is σ = 461311634. Its totient is φ = 461311632.

The previous prime is 461311579. The next prime is 461311639. The reversal of 461311633 is 336113164.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 237868929 + 223442704 = 15423^2 + 14948^2 .

It is a cyclic number.

It is not a de Polignac number, because 461311633 - 2⁹ = 461311121 is a prime.

It is a super-2 number, since 2×461311633² = 425616845482253378, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (461311639) 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, 230655816 + 230655817.

It is an arithmetic number, because the mean of its divisors is an integer number (230655817).

Almost surely, 2^461311633 is an apocalyptic number.

It is an amenable number.

461311633 is a deficient number, since it is larger than the sum of its proper divisors (1).

461311633 is an equidigital number, since it uses as much as digits as its factorization.

461311633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 28.

The square root of 461311633 is about 21478.1664254657. The cubic root of 461311633 is about 772.6772678234.

Adding to 461311633 its reverse (336113164), we get a palindrome (797424797).

The spelling of 461311633 in words is "four hundred sixty-one million, three hundred eleven thousand, six hundred thirty-three".