461513687 has 2 divisors, whose sum is σ = 461513688. Its totient is φ = 461513686.

The previous prime is 461513669. The next prime is 461513713. The reversal of 461513687 is 786315164.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 461513687 - 2¹⁴ = 461497303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (461513587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230756843 + 230756844.

It is an arithmetic number, because the mean of its divisors is an integer number (230756844).

Almost surely, 2^461513687 is an apocalyptic number.

461513687 is a deficient number, since it is larger than the sum of its proper divisors (1).

461513687 is an equidigital number, since it uses as much as digits as its factorization.

461513687 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 41.

The square root of 461513687 is about 21482.8696174417. The cubic root of 461513687 is about 772.7900619617.

The spelling of 461513687 in words is "four hundred sixty-one million, five hundred thirteen thousand, six hundred eighty-seven".