2321512353 has 16 divisors (see below), whose sum is σ = 3497572800. Its totient is φ = 1521442080.

The previous prime is 2321512331. The next prime is 2321512363. The reversal of 2321512353 is 3532151232.

It is a happy number.

It is not a de Polignac number, because 2321512353 - 2²⁵ = 2287957921 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2321512363) 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, 727068 + ... + 730253.

It is an arithmetic number, because the mean of its divisors is an integer number (218598300).

Almost surely, 2^2321512353 is an apocalyptic number.

It is an amenable number.

2321512353 is a deficient number, since it is larger than the sum of its proper divisors (1176060447).

2321512353 is a wasteful number, since it uses less digits than its factorization.

2321512353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1457389 (or 1457383 counting only the distinct ones).

The product of its digits is 5400, while the sum is 27.

The square root of 2321512353 is about 48182.0750175830. The cubic root of 2321512353 is about 1324.1087830058.

Adding to 2321512353 its reverse (3532151232), we get a palindrome (5853663585).

The spelling of 2321512353 in words is "two billion, three hundred twenty-one million, five hundred twelve thousand, three hundred fifty-three".