1142885160 has 64 divisors (see below), whose sum is σ = 3809620800. Its totient is φ = 304769088.

The previous prime is 1142885147. The next prime is 1142885189. The reversal of 1142885160 is 615882411.

1142885160 is a `hidden beast` number, since 114 + 28 + 8 + 516 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 528034 + ... + 530193.

It is an arithmetic number, because the mean of its divisors is an integer number (59525325).

Almost surely, 2^1142885160 is an apocalyptic number.

1142885160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1142885160 is an abundant number, since it is smaller than the sum of its proper divisors (2666735640).

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

1142885160 is a wasteful number, since it uses less digits than its factorization.

1142885160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1058247 (or 1058237 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 36.

The square root of 1142885160 is about 33806.5845657322. The cubic root of 1142885160 is about 1045.5244606872.

The spelling of 1142885160 in words is "one billion, one hundred forty-two million, eight hundred eighty-five thousand, one hundred sixty".