2311142552 has 16 divisors (see below), whose sum is σ = 4349505600. Its totient is φ = 1151274400.

The previous prime is 2311142549. The next prime is 2311142573. The reversal of 2311142552 is 2552411132.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 534824 + ... + 539127.

It is an arithmetic number, because the mean of its divisors is an integer number (271844100).

Almost surely, 2^2311142552 is an apocalyptic number.

It is an amenable number.

2311142552 is a deficient number, since it is larger than the sum of its proper divisors (2038363048).

2311142552 is a wasteful number, since it uses less digits than its factorization.

2311142552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1074226 (or 1074222 counting only the distinct ones).

The product of its digits is 2400, while the sum is 26.

The square root of 2311142552 is about 48074.3440100850. The cubic root of 2311142552 is about 1322.1343172729.

Adding to 2311142552 its reverse (2552411132), we get a palindrome (4863553684).

The spelling of 2311142552 in words is "two billion, three hundred eleven million, one hundred forty-two thousand, five hundred fifty-two".