454753657 has 4 divisors (see below), whose sum is σ = 478688080. Its totient is φ = 430819236.

The previous prime is 454753639. The next prime is 454753661. The reversal of 454753657 is 756357454.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-454753657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (454753627) 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 in 3 ways as a sum of consecutive naturals, for example, 11967183 + ... + 11967220.

It is an arithmetic number, because the mean of its divisors is an integer number (119672020).

Almost surely, 2^454753657 is an apocalyptic number.

It is an amenable number.

454753657 is a deficient number, since it is larger than the sum of its proper divisors (23934423).

454753657 is a wasteful number, since it uses less digits than its factorization.

454753657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23934422.

The product of its digits is 1764000, while the sum is 46.

The square root of 454753657 is about 21324.9538569255. The cubic root of 454753657 is about 768.9983360382.

The spelling of 454753657 in words is "four hundred fifty-four million, seven hundred fifty-three thousand, six hundred fifty-seven".