2311325445 has 32 divisors (see below), whose sum is σ = 4344649344. Its totient is φ = 1034438400.

The previous prime is 2311325437. The next prime is 2311325447. The reversal of 2311325445 is 5445231132.

It is not a de Polignac number, because 2311325445 - 2³ = 2311325437 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2311325447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 536626 + ... + 540915.

It is an arithmetic number, because the mean of its divisors is an integer number (135770292).

Almost surely, 2^2311325445 is an apocalyptic number.

It is an amenable number.

2311325445 is a deficient number, since it is larger than the sum of its proper divisors (2033323899).

2311325445 is a wasteful number, since it uses less digits than its factorization.

2311325445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077573.

The product of its digits is 14400, while the sum is 30.

The square root of 2311325445 is about 48076.2461616961. The cubic root of 2311325445 is about 1322.1691921927.

Adding to 2311325445 its reverse (5445231132), we get a palindrome (7756556577).

The spelling of 2311325445 in words is "two billion, three hundred eleven million, three hundred twenty-five thousand, four hundred forty-five".