453057729 has 4 divisors (see below), whose sum is σ = 604076976. Its totient is φ = 302038484.

The previous prime is 453057719. The next prime is 453057743. The reversal of 453057729 is 927750354.

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 453057729 - 2⁵ = 453057697 is a prime.

It is a super-2 number, since 2×453057729² = 410522611613274882, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (453057719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75509619 + ... + 75509624.

It is an arithmetic number, because the mean of its divisors is an integer number (151019244).

Almost surely, 2^453057729 is an apocalyptic number.

It is an amenable number.

453057729 is a deficient number, since it is larger than the sum of its proper divisors (151019247).

453057729 is a wasteful number, since it uses less digits than its factorization.

453057729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151019246.

The product of its (nonzero) digits is 264600, while the sum is 42.

The square root of 453057729 is about 21285.1527831021. The cubic root of 453057729 is about 768.0411948254.

The spelling of 453057729 in words is "four hundred fifty-three million, fifty-seven thousand, seven hundred twenty-nine".