1142013512 has 16 divisors (see below), whose sum is σ = 2149180800. Its totient is φ = 568898640.

The previous prime is 1142013511. The next prime is 1142013541. The reversal of 1142013512 is 2153102411.

It is not an unprimeable number, because it can be changed into a prime (1142013511) 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, 261212 + ... + 265547.

It is an arithmetic number, because the mean of its divisors is an integer number (134323800).

Almost surely, 2^1142013512 is an apocalyptic number.

It is an amenable number.

1142013512 is a deficient number, since it is larger than the sum of its proper divisors (1007167288).

1142013512 is a wasteful number, since it uses less digits than its factorization.

1142013512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527036 (or 527032 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 1142013512 is about 33793.6904169994. The cubic root of 1142013512 is about 1045.2585952216.

Adding to 1142013512 its reverse (2153102411), we get a palindrome (3295115923).

The spelling of 1142013512 in words is "one billion, one hundred forty-two million, thirteen thousand, five hundred twelve".