1140345535 has 8 divisors (see below), whose sum is σ = 1563902496. Its totient is φ = 781951200.

The previous prime is 1140345527. The next prime is 1140345581. The reversal of 1140345535 is 5355430411.

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

It is not a de Polignac number, because 1140345535 - 2³ = 1140345527 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1140345497 and 1140345506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16290616 + ... + 16290685.

It is an arithmetic number, because the mean of its divisors is an integer number (195487812).

Almost surely, 2^1140345535 is an apocalyptic number.

1140345535 is a deficient number, since it is larger than the sum of its proper divisors (423556961).

1140345535 is an equidigital number, since it uses as much as digits as its factorization.

1140345535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32581313.

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 1140345535 is about 33769.0025763273. The cubic root of 1140345535 is about 1044.7494603241.

Adding to 1140345535 its reverse (5355430411), we get a palindrome (6495775946).

The spelling of 1140345535 in words is "one billion, one hundred forty million, three hundred forty-five thousand, five hundred thirty-five".