454705679 has 2 divisors, whose sum is σ = 454705680. Its totient is φ = 454705678.

The previous prime is 454705649. The next prime is 454705687. The reversal of 454705679 is 976507454.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 454705679 - 2²⁸ = 186270223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (454705609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227352839 + 227352840.

It is an arithmetic number, because the mean of its divisors is an integer number (227352840).

Almost surely, 2^454705679 is an apocalyptic number.

454705679 is a deficient number, since it is larger than the sum of its proper divisors (1).

454705679 is an equidigital number, since it uses as much as digits as its factorization.

454705679 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1058400, while the sum is 47.

The square root of 454705679 is about 21323.8289010206. The cubic root of 454705679 is about 768.9712911395.

The spelling of 454705679 in words is "four hundred fifty-four million, seven hundred five thousand, six hundred seventy-nine".