1140112013 has 4 divisors (see below), whose sum is σ = 1140529500. Its totient is φ = 1139694528.

The previous prime is 1140112009. The next prime is 1140112033. The reversal of 1140112013 is 3102110411.

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

It can be written as a sum of positive squares in 2 ways, for example, as 765186244 + 374925769 = 27662^2 + 19363^2 .

It is a cyclic number.

It is not a de Polignac number, because 1140112013 - 2² = 1140112009 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140112033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204620 + ... + 210117.

It is an arithmetic number, because the mean of its divisors is an integer number (285132375).

Almost surely, 2^1140112013 is an apocalyptic number.

It is an amenable number.

1140112013 is a deficient number, since it is larger than the sum of its proper divisors (417487).

1140112013 is an equidigital number, since it uses as much as digits as its factorization.

1140112013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417486.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1140112013 is about 33765.5447608949. The cubic root of 1140112013 is about 1044.6781402340.

Adding to 1140112013 its reverse (3102110411), we get a palindrome (4242222424).

The spelling of 1140112013 in words is "one billion, one hundred forty million, one hundred twelve thousand, thirteen".