1455232323 has 4 divisors (see below), whose sum is σ = 1940309768. Its totient is φ = 970154880.

The previous prime is 1455232309. The next prime is 1455232327. The reversal of 1455232323 is 3232325541.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1455232323 - 2⁸ = 1455232067 is a prime.

It is a super-2 number, since 2×1455232323² = 4235402227807952658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1455232327) 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, 242538718 + ... + 242538723.

It is an arithmetic number, because the mean of its divisors is an integer number (485077442).

Almost surely, 2^1455232323 is an apocalyptic number.

1455232323 is a deficient number, since it is larger than the sum of its proper divisors (485077445).

1455232323 is an equidigital number, since it uses as much as digits as its factorization.

1455232323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485077444.

The product of its digits is 21600, while the sum is 30.

The square root of 1455232323 is about 38147.5074284022. The cubic root of 1455232323 is about 1133.2109894943.

Adding to 1455232323 its reverse (3232325541), we get a palindrome (4687557864).

The spelling of 1455232323 in words is "one billion, four hundred fifty-five million, two hundred thirty-two thousand, three hundred twenty-three".