452565251 has 4 divisors (see below), whose sum is σ = 461104272. Its totient is φ = 444026232.

The previous prime is 452565247. The next prime is 452565293. The reversal of 452565251 is 152565254.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 152565254 = 2 ⋅76282627.

It is a cyclic number.

It is not a de Polignac number, because 452565251 - 2² = 452565247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (452565221) 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, 4269431 + ... + 4269536.

It is an arithmetic number, because the mean of its divisors is an integer number (115276068).

Almost surely, 2^452565251 is an apocalyptic number.

452565251 is a deficient number, since it is larger than the sum of its proper divisors (8539021).

452565251 is an equidigital number, since it uses as much as digits as its factorization.

452565251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8539020.

The product of its digits is 60000, while the sum is 35.

The square root of 452565251 is about 21273.5810572644. The cubic root of 452565251 is about 767.7628046030.

The spelling of 452565251 in words is "four hundred fifty-two million, five hundred sixty-five thousand, two hundred fifty-one".