1142552524 has 24 divisors (see below), whose sum is σ = 2138920560. Its totient is φ = 532125696.

The previous prime is 1142552513. The next prime is 1142552533. The reversal of 1142552524 is 4252552411.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80014 + ... + 93205.

It is an arithmetic number, because the mean of its divisors is an integer number (89121690).

Almost surely, 2^1142552524 is an apocalyptic number.

It is an amenable number.

1142552524 is a deficient number, since it is larger than the sum of its proper divisors (996368036).

1142552524 is a wasteful number, since it uses less digits than its factorization.

1142552524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173337 (or 173335 counting only the distinct ones).

The product of its digits is 16000, while the sum is 31.

The square root of 1142552524 is about 33801.6645152276. The cubic root of 1142552524 is about 1045.4230177681.

The spelling of 1142552524 in words is "one billion, one hundred forty-two million, five hundred fifty-two thousand, five hundred twenty-four".