461954539 has 2 divisors, whose sum is σ = 461954540. Its totient is φ = 461954538.

The previous prime is 461954531. The next prime is 461954557. The reversal of 461954539 is 935459164.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 461954539 - 2³ = 461954531 is a prime.

It is a super-2 number, since 2×461954539² = 426803992205405042, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (461954531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230977269 + 230977270.

It is an arithmetic number, because the mean of its divisors is an integer number (230977270).

Almost surely, 2^461954539 is an apocalyptic number.

461954539 is a deficient number, since it is larger than the sum of its proper divisors (1).

461954539 is an equidigital number, since it uses as much as digits as its factorization.

461954539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 583200, while the sum is 46.

The square root of 461954539 is about 21493.1277156211. The cubic root of 461954539 is about 773.0360478942.

The spelling of 461954539 in words is "four hundred sixty-one million, nine hundred fifty-four thousand, five hundred thirty-nine".