2311255142 has 16 divisors (see below), whose sum is σ = 4134419712. Its totient is φ = 947470920.

The previous prime is 2311255109. The next prime is 2311255147. The reversal of 2311255142 is 2415521132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2311255147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3588584 + ... + 3589227.

It is an arithmetic number, because the mean of its divisors is an integer number (258401232).

Almost surely, 2^2311255142 is an apocalyptic number.

2311255142 is a deficient number, since it is larger than the sum of its proper divisors (1823164570).

2311255142 is a wasteful number, since it uses less digits than its factorization.

2311255142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7177843.

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

The square root of 2311255142 is about 48075.5149946415. The cubic root of 2311255142 is about 1322.1557866951.

Adding to 2311255142 its reverse (2415521132), we get a palindrome (4726776274).

The spelling of 2311255142 in words is "two billion, three hundred eleven million, two hundred fifty-five thousand, one hundred forty-two".