456684047 has 2 divisors, whose sum is σ = 456684048. Its totient is φ = 456684046.

The previous prime is 456684031. The next prime is 456684049. The reversal of 456684047 is 740486654.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 456684047 - 2⁴ = 456684031 is a prime.

Together with 456684049, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 456683989 and 456684007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (456684049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228342023 + 228342024.

It is an arithmetic number, because the mean of its divisors is an integer number (228342024).

Almost surely, 2^456684047 is an apocalyptic number.

456684047 is a deficient number, since it is larger than the sum of its proper divisors (1).

456684047 is an equidigital number, since it uses as much as digits as its factorization.

456684047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 645120, while the sum is 44.

The square root of 456684047 is about 21370.1672197482. The cubic root of 456684047 is about 770.0849105216.

The spelling of 456684047 in words is "four hundred fifty-six million, six hundred eighty-four thousand, forty-seven".