452231113 has 4 divisors (see below), whose sum is σ = 456457680. Its totient is φ = 448004548.

The previous prime is 452231089. The next prime is 452231159. The reversal of 452231113 is 311132254.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 311132254 = 2 ⋅155566127.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-452231113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (452231513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2113123 + ... + 2113336.

It is an arithmetic number, because the mean of its divisors is an integer number (114114420).

Almost surely, 2^452231113 is an apocalyptic number.

It is an amenable number.

452231113 is a deficient number, since it is larger than the sum of its proper divisors (4226567).

452231113 is a wasteful number, since it uses less digits than its factorization.

452231113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4226566.

The product of its digits is 720, while the sum is 22.

The square root of 452231113 is about 21265.7262514122. The cubic root of 452231113 is about 767.5738065235.

Adding to 452231113 its reverse (311132254), we get a palindrome (763363367).

The spelling of 452231113 in words is "four hundred fifty-two million, two hundred thirty-one thousand, one hundred thirteen".