461154023513 has 2 divisors, whose sum is σ = 461154023514. Its totient is φ = 461154023512.

The previous prime is 461154023507. The next prime is 461154023563. The reversal of 461154023513 is 315320451164.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 413877348889 + 47276674624 = 643333^2 + 217432^2 .

It is a cyclic number.

It is not a de Polignac number, because 461154023513 - 2⁴ = 461154023497 is a prime.

It is a super-2 number, since 2×461154023513² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (461154023503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230577011756 + 230577011757.

It is an arithmetic number, because the mean of its divisors is an integer number (230577011757).

Almost surely, 2^461154023513 is an apocalyptic number.

It is an amenable number.

461154023513 is a deficient number, since it is larger than the sum of its proper divisors (1).

461154023513 is an equidigital number, since it uses as much as digits as its factorization.

461154023513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43200, while the sum is 35.

Adding to 461154023513 its reverse (315320451164), we get a palindrome (776474474677).

The spelling of 461154023513 in words is "four hundred sixty-one billion, one hundred fifty-four million, twenty-three thousand, five hundred thirteen".