2312353451 has 4 divisors (see below), whose sum is σ = 2314990992. Its totient is φ = 2309715912.

The previous prime is 2312353427. The next prime is 2312353453. The reversal of 2312353451 is 1543532132.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2312353451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2312353453) 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, 1317455 + ... + 1319208.

It is an arithmetic number, because the mean of its divisors is an integer number (578747748).

Almost surely, 2^2312353451 is an apocalyptic number.

2312353451 is a deficient number, since it is larger than the sum of its proper divisors (2637541).

2312353451 is an equidigital number, since it uses as much as digits as its factorization.

2312353451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2637540.

The product of its digits is 10800, while the sum is 29.

The square root of 2312353451 is about 48086.9363860914. The cubic root of 2312353451 is about 1322.3651831129.

Adding to 2312353451 its reverse (1543532132), we get a palindrome (3855885583).

The spelling of 2312353451 in words is "two billion, three hundred twelve million, three hundred fifty-three thousand, four hundred fifty-one".