1142501512 has 16 divisors (see below), whose sum is σ = 2142550800. Its totient is φ = 571154640.

The previous prime is 1142501509. The next prime is 1142501519. The reversal of 1142501512 is 2151052411.

It is a super-2 number, since 2×1142501512² = 2610619409844572288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1142501519) 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, 79539 + ... + 92797.

It is an arithmetic number, because the mean of its divisors is an integer number (133909425).

Almost surely, 2^1142501512 is an apocalyptic number.

It is an amenable number.

1142501512 is a deficient number, since it is larger than the sum of its proper divisors (1000049288).

1142501512 is a wasteful number, since it uses less digits than its factorization.

1142501512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24036 (or 24032 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 1142501512 is about 33800.9099285803. The cubic root of 1142501512 is about 1045.4074590632.

Adding to 1142501512 its reverse (2151052411), we get a palindrome (3293553923).

The spelling of 1142501512 in words is "one billion, one hundred forty-two million, five hundred one thousand, five hundred twelve".