454753639 has 2 divisors, whose sum is σ = 454753640. Its totient is φ = 454753638.

The previous prime is 454753627. The next prime is 454753661. The reversal of 454753639 is 936357454.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 454753639 - 2⁹ = 454753127 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (454753609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227376819 + 227376820.

It is an arithmetic number, because the mean of its divisors is an integer number (227376820).

Almost surely, 2^454753639 is an apocalyptic number.

454753639 is a deficient number, since it is larger than the sum of its proper divisors (1).

454753639 is an equidigital number, since it uses as much as digits as its factorization.

454753639 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1360800, while the sum is 46.

The square root of 454753639 is about 21324.9534348847. The cubic root of 454753639 is about 768.9983258920.

The spelling of 454753639 in words is "four hundred fifty-four million, seven hundred fifty-three thousand, six hundred thirty-nine".