1142788674 has 16 divisors (see below), whose sum is σ = 2364390720. Its totient is φ = 367794000.

The previous prime is 1142788663. The next prime is 1142788709. The reversal of 1142788674 is 4768872411.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3283702 + ... + 3284049.

It is an arithmetic number, because the mean of its divisors is an integer number (147774420).

Almost surely, 2^1142788674 is an apocalyptic number.

1142788674 is an abundant number, since it is smaller than the sum of its proper divisors (1221602046).

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

1142788674 is a wasteful number, since it uses less digits than its factorization.

1142788674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6567785.

The product of its digits is 602112, while the sum is 48.

The square root of 1142788674 is about 33805.1575059191. The cubic root of 1142788674 is about 1045.4950376925.

The spelling of 1142788674 in words is "one billion, one hundred forty-two million, seven hundred eighty-eight thousand, six hundred seventy-four".