1142402524 has 12 divisors (see below), whose sum is σ = 1999766104. Its totient is φ = 571040784.

The previous prime is 1142402501. The next prime is 1142402537. The reversal of 1142402524 is 4252042411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23322 + ... + 53185.

Almost surely, 2^1142402524 is an apocalyptic number.

It is an amenable number.

1142402524 is a deficient number, since it is larger than the sum of its proper divisors (857363580).

1142402524 is a wasteful number, since it uses less digits than its factorization.

1142402524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80244 (or 80242 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 1142402524 is about 33799.4456167553. The cubic root of 1142402524 is about 1045.3772663148.

Adding to 1142402524 its reverse (4252042411), we get a palindrome (5394444935).

The spelling of 1142402524 in words is "one billion, one hundred forty-two million, four hundred two thousand, five hundred twenty-four".