1455313323 has 4 divisors (see below), whose sum is σ = 1940417768. Its totient is φ = 970208880.

The previous prime is 1455313319. The next prime is 1455313333. The reversal of 1455313323 is 3233135541.

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

It is not a de Polignac number, because 1455313323 - 2² = 1455313319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1455313333) 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, 242552218 + ... + 242552223.

It is an arithmetic number, because the mean of its divisors is an integer number (485104442).

Almost surely, 2^1455313323 is an apocalyptic number.

1455313323 is a deficient number, since it is larger than the sum of its proper divisors (485104445).

1455313323 is an equidigital number, since it uses as much as digits as its factorization.

1455313323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485104444.

The product of its digits is 16200, while the sum is 30.

The square root of 1455313323 is about 38148.5690819459. The cubic root of 1455313323 is about 1133.2320144046.

Adding to 1455313323 its reverse (3233135541), we get a palindrome (4688448864).

The spelling of 1455313323 in words is "one billion, four hundred fifty-five million, three hundred thirteen thousand, three hundred twenty-three".