456532121 has 4 divisors (see below), whose sum is σ = 462032592. Its totient is φ = 451031652.

The previous prime is 456532061. The next prime is 456532169. The reversal of 456532121 is 121235654.

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.

It is a cyclic number.

It is not a de Polignac number, because 456532121 - 2²⁶ = 389423257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (456532721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2750111 + ... + 2750276.

It is an arithmetic number, because the mean of its divisors is an integer number (115508148).

Almost surely, 2^456532121 is an apocalyptic number.

It is an amenable number.

456532121 is a deficient number, since it is larger than the sum of its proper divisors (5500471).

456532121 is an equidigital number, since it uses as much as digits as its factorization.

456532121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5500470.

The product of its digits is 7200, while the sum is 29.

The square root of 456532121 is about 21366.6122958227. The cubic root of 456532121 is about 769.9995058185. Note that the first 3 decimals are identical.

Adding to 456532121 its reverse (121235654), we get a palindrome (577767775).

It can be divided in two parts, 45653 and 2121, that added together give a palindrome (47774).

The spelling of 456532121 in words is "four hundred fifty-six million, five hundred thirty-two thousand, one hundred twenty-one".