452616121 has 4 divisors (see below), whose sum is σ = 452737152. Its totient is φ = 452495092.

The previous prime is 452616113. The next prime is 452616139. The reversal of 452616121 is 121616254.

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: 121616254 = 2 ⋅60808127.

It is a cyclic number.

It is not a de Polignac number, because 452616121 - 2³ = 452616113 is a prime.

It is a super-2 number, since 2×452616121² = 409722705978173282, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 452616121.

It is not an unprimeable number, because it can be changed into a prime (452616161) 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, 54721 + ... + 62446.

It is an arithmetic number, because the mean of its divisors is an integer number (113184288).

Almost surely, 2^452616121 is an apocalyptic number.

It is an amenable number.

452616121 is a deficient number, since it is larger than the sum of its proper divisors (121031).

452616121 is a wasteful number, since it uses less digits than its factorization.

452616121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121030.

The product of its digits is 2880, while the sum is 28.

The square root of 452616121 is about 21274.7766380754. The cubic root of 452616121 is about 767.7915699803.

The spelling of 452616121 in words is "four hundred fifty-two million, six hundred sixteen thousand, one hundred twenty-one".