1140740742 has 8 divisors (see below), whose sum is σ = 2281481496. Its totient is φ = 380246912.

The previous prime is 1140740737. The next prime is 1140740767. The reversal of 1140740742 is 2470470411.

1140740742 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

1140740742 is an admirable number.

It is a congruent 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, 95061723 + ... + 95061734.

It is an arithmetic number, because the mean of its divisors is an integer number (285185187).

Almost surely, 2^1140740742 is an apocalyptic number.

1140740742 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.

1140740742 is a wasteful number, since it uses less digits than its factorization.

1140740742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190123462.

The product of its (nonzero) digits is 6272, while the sum is 30.

The square root of 1140740742 is about 33774.8536932434. The cubic root of 1140740742 is about 1044.8701385449.

The spelling of 1140740742 in words is "one billion, one hundred forty million, seven hundred forty thousand, seven hundred forty-two".