2311525323 has 64 divisors (see below), whose sum is σ = 3715891200. Its totient is φ = 1415953440.

The previous prime is 2311525319. The next prime is 2311525327. The reversal of 2311525323 is 3235251132.

It is a happy number.

2311525323 is a `hidden beast` number, since 2 + 311 + 5 + 25 + 323 = 666.

2311525323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2311525319) and next prime (2311525327).

It is not a de Polignac number, because 2311525323 - 2² = 2311525319 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (2311525327) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3214558 + ... + 3215276.

It is an arithmetic number, because the mean of its divisors is an integer number (58060800).

Almost surely, 2^2311525323 is an apocalyptic number.

2311525323 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2311525323 is a deficient number, since it is larger than the sum of its proper divisors (1404365877).

2311525323 is a wasteful number, since it uses less digits than its factorization.

2311525323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 949 (or 943 counting only the distinct ones).

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

The square root of 2311525323 is about 48078.3248772251. The cubic root of 2311525323 is about 1322.2073037904.

Adding to 2311525323 its reverse (3235251132), we get a palindrome (5546776455).

The spelling of 2311525323 in words is "two billion, three hundred eleven million, five hundred twenty-five thousand, three hundred twenty-three".