454056657 has 4 divisors (see below), whose sum is σ = 605408880. Its totient is φ = 302704436.

The previous prime is 454056649. The next prime is 454056677. The reversal of 454056657 is 756650454.

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 not a de Polignac number, because 454056657 - 2³ = 454056649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (454056677) 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 in 3 ways as a sum of consecutive naturals, for example, 75676107 + ... + 75676112.

It is an arithmetic number, because the mean of its divisors is an integer number (151352220).

Almost surely, 2^454056657 is an apocalyptic number.

It is an amenable number.

454056657 is a deficient number, since it is larger than the sum of its proper divisors (151352223).

454056657 is a wasteful number, since it uses less digits than its factorization.

454056657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151352222.

The product of its (nonzero) digits is 504000, while the sum is 42.

The square root of 454056657 is about 21308.6052335670. The cubic root of 454056657 is about 768.6052544190.

The spelling of 454056657 in words is "four hundred fifty-four million, fifty-six thousand, six hundred fifty-seven".