452304157 has 4 divisors (see below), whose sum is σ = 453285756. Its totient is φ = 451322560.

The previous prime is 452304133. The next prime is 452304161. The reversal of 452304157 is 751403254.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 284057316 + 168246841 = 16854^2 + 12971^2 .

It is a cyclic number.

It is not a de Polignac number, because 452304157 - 2⁷ = 452304029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452304187) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 490108 + ... + 491029.

It is an arithmetic number, because the mean of its divisors is an integer number (113321439).

Almost surely, 2^452304157 is an apocalyptic number.

It is an amenable number.

452304157 is a deficient number, since it is larger than the sum of its proper divisors (981599).

452304157 is an equidigital number, since it uses as much as digits as its factorization.

452304157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 981598.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 452304157 is about 21267.4435934364. The cubic root of 452304157 is about 767.6151302635.

The spelling of 452304157 in words is "four hundred fifty-two million, three hundred four thousand, one hundred fifty-seven".