1140084642 has 8 divisors (see below), whose sum is σ = 2280169296. Its totient is φ = 380028212.

The previous prime is 1140084619. The next prime is 1140084661. The reversal of 1140084642 is 2464800411.

It is a sphenic number, since it is the product of 3 distinct primes.

1140084642 is an admirable 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, 95007048 + ... + 95007059.

It is an arithmetic number, because the mean of its divisors is an integer number (285021162).

Almost surely, 2^1140084642 is an apocalyptic number.

1140084642 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1140084642 is a wasteful number, since it uses less digits than its factorization.

1140084642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190014112.

The product of its (nonzero) digits is 6144, while the sum is 30.

The square root of 1140084642 is about 33765.1394488458. The cubic root of 1140084642 is about 1044.6697802033.

The spelling of 1140084642 in words is "one billion, one hundred forty million, eighty-four thousand, six hundred forty-two".