1142753316 has 12 divisors (see below), whose sum is σ = 2666424432. Its totient is φ = 380917768.

The previous prime is 1142753291. The next prime is 1142753357. The reversal of 1142753316 is 6133572411.

It is a tau number, because it is divible by the number of its divisors (12).

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, 47614710 + ... + 47614733.

It is an arithmetic number, because the mean of its divisors is an integer number (222202036).

Almost surely, 2^1142753316 is an apocalyptic number.

It is an amenable number.

1142753316 is an abundant number, since it is smaller than the sum of its proper divisors (1523671116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1142753316 is a wasteful number, since it uses less digits than its factorization.

1142753316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95229450 (or 95229448 counting only the distinct ones).

The product of its digits is 15120, while the sum is 33.

The square root of 1142753316 is about 33804.6345343357. The cubic root of 1142753316 is about 1045.4842550063.

The spelling of 1142753316 in words is "one billion, one hundred forty-two million, seven hundred fifty-three thousand, three hundred sixteen".