452201123 has 16 divisors (see below), whose sum is σ = 511936512. Its totient is φ = 395712000.

The previous prime is 452201093. The next prime is 452201129. The reversal of 452201123 is 321102254.

It is a cyclic number.

It is not a de Polignac number, because 452201123 - 2²⁰ = 451152547 is a prime.

It is a super-2 number, since 2×452201123² = 408971711284922258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 452201095 and 452201104.

It is not an unprimeable number, because it can be changed into a prime (452201129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62378 + ... + 69248.

It is an arithmetic number, because the mean of its divisors is an integer number (31996032).

Almost surely, 2^452201123 is an apocalyptic number.

452201123 is a deficient number, since it is larger than the sum of its proper divisors (59735389).

452201123 is a wasteful number, since it uses less digits than its factorization.

452201123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7106.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 452201123 is about 21265.0211144969. The cubic root of 452201123 is about 767.5568387633.

Adding to 452201123 its reverse (321102254), we get a palindrome (773303377).

The spelling of 452201123 in words is "four hundred fifty-two million, two hundred one thousand, one hundred twenty-three".