452605045 has 4 divisors (see below), whose sum is σ = 543126060. Its totient is φ = 362084032.

The previous prime is 452605019. The next prime is 452605051. The reversal of 452605045 is 540506254.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 540506254 = 2 ⋅270253127.

It can be written as a sum of positive squares in 2 ways, for example, as 168143089 + 284461956 = 12967^2 + 16866^2 .

It is a cyclic number.

It is not a de Polignac number, because 452605045 - 2²⁵ = 419050613 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 452604998 and 452605016.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45260500 + ... + 45260509.

It is an arithmetic number, because the mean of its divisors is an integer number (135781515).

Almost surely, 2^452605045 is an apocalyptic number.

It is an amenable number.

452605045 is a deficient number, since it is larger than the sum of its proper divisors (90521015).

452605045 is an equidigital number, since it uses as much as digits as its factorization.

452605045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90521014.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 452605045 is about 21274.5163282271. The cubic root of 452605045 is about 767.7853070359.

It can be divided in two parts, 45260 and 5045, that added together give a palindrome (50305).

The spelling of 452605045 in words is "four hundred fifty-two million, six hundred five thousand, forty-five".