1140735394 has 8 divisors (see below), whose sum is σ = 1811756268. Its totient is φ = 536816640.

The previous prime is 1140735391. The next prime is 1140735397. The reversal of 1140735394 is 4935370411.

It is an interprime number because it is at equal distance from previous prime (1140735391) and next prime (1140735397).

It can be written as a sum of positive squares in 2 ways, for example, as 1050732225 + 90003169 = 32415^2 + 9487^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1140735391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16775487 + ... + 16775554.

Almost surely, 2^1140735394 is an apocalyptic number.

1140735394 is a deficient number, since it is larger than the sum of its proper divisors (671020874).

1140735394 is a wasteful number, since it uses less digits than its factorization.

1140735394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33551060.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 1140735394 is about 33774.7745218232. The cubic root of 1140735394 is about 1044.8685056953.

The spelling of 1140735394 in words is "one billion, one hundred forty million, seven hundred thirty-five thousand, three hundred ninety-four".