1140086734 has 4 divisors (see below), whose sum is σ = 1710130104. Its totient is φ = 570043366.

The previous prime is 1140086729. The next prime is 1140086741. The reversal of 1140086734 is 4376800411.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1140086734² = 2599595522085573512, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1140086734.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 285021682 + ... + 285021685.

It is an arithmetic number, because the mean of its divisors is an integer number (427532526).

Almost surely, 2^1140086734 is an apocalyptic number.

1140086734 is a deficient number, since it is larger than the sum of its proper divisors (570043370).

1140086734 is an equidigital number, since it uses as much as digits as its factorization.

1140086734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570043369.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 1140086734 is about 33765.1704275278. The cubic root of 1140086734 is about 1044.6704191757.

The spelling of 1140086734 in words is "one billion, one hundred forty million, eighty-six thousand, seven hundred thirty-four".