1142544676 has 48 divisors (see below), whose sum is σ = 2502622080. Its totient is φ = 444326400.

The previous prime is 1142544661. The next prime is 1142544731. The reversal of 1142544676 is 6764452411.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5125 + ... + 48076.

It is an arithmetic number, because the mean of its divisors is an integer number (52137960).

Almost surely, 2^1142544676 is an apocalyptic number.

It is an amenable number.

1142544676 is an abundant number, since it is smaller than the sum of its proper divisors (1360077404).

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

1142544676 is a wasteful number, since it uses less digits than its factorization.

1142544676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53284 (or 53282 counting only the distinct ones).

The product of its digits is 161280, while the sum is 40.

The square root of 1142544676 is about 33801.5484260707. The cubic root of 1142544676 is about 1045.4206241514.

The spelling of 1142544676 in words is "one billion, one hundred forty-two million, five hundred forty-four thousand, six hundred seventy-six".