1140088734 has 24 divisors (see below), whose sum is σ = 2475122832. Its totient is φ = 379271040.

The previous prime is 1140088721. The next prime is 1140088757. The reversal of 1140088734 is 4378800411.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53907 + ... + 72014.

It is an arithmetic number, because the mean of its divisors is an integer number (103130118).

Almost surely, 2^1140088734 is an apocalyptic number.

1140088734 is an abundant number, since it is smaller than the sum of its proper divisors (1335034098).

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

1140088734 is a wasteful number, since it uses less digits than its factorization.

1140088734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126432 (or 126429 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 36.

The square root of 1140088734 is about 33765.2000438321. The cubic root of 1140088734 is about 1044.6710300473.

The spelling of 1140088734 in words is "one billion, one hundred forty million, eighty-eight thousand, seven hundred thirty-four".