1140335023 has 4 divisors (see below), whose sum is σ = 1141310008. Its totient is φ = 1139360040.

The previous prime is 1140335003. The next prime is 1140335069. The reversal of 1140335023 is 3205330411.

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

It is a cyclic number.

It is not a de Polignac number, because 1140335023 - 2⁵ = 1140334991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1140334985 and 1140335003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140335003) 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, 485736 + ... + 488077.

It is an arithmetic number, because the mean of its divisors is an integer number (285327502).

Almost surely, 2^1140335023 is an apocalyptic number.

1140335023 is a deficient number, since it is larger than the sum of its proper divisors (974985).

1140335023 is an equidigital number, since it uses as much as digits as its factorization.

1140335023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 974984.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 1140335023 is about 33768.8469302699. The cubic root of 1140335023 is about 1044.7462500574.

Adding to 1140335023 its reverse (3205330411), we get a palindrome (4345665434).

The spelling of 1140335023 in words is "one billion, one hundred forty million, three hundred thirty-five thousand, twenty-three".