11140040123 has 16 divisors (see below), whose sum is σ = 11613917952. Its totient is φ = 10673856000.

The previous prime is 11140040117. The next prime is 11140040129. The reversal of 11140040123 is 32104004111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11140040117) and next prime (11140040129).

It is a cyclic number.

It is not a de Polignac number, because 11140040123 - 2³² = 6845072827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11140040129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1303103 + ... + 1311623.

It is an arithmetic number, because the mean of its divisors is an integer number (725869872).

Almost surely, 2^11140040123 is an apocalyptic number.

11140040123 is a deficient number, since it is larger than the sum of its proper divisors (473877829).

11140040123 is a wasteful number, since it uses less digits than its factorization.

11140040123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8966.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 11140040123 its reverse (32104004111), we get a palindrome (43244044234).

The spelling of 11140040123 in words is "eleven billion, one hundred forty million, forty thousand, one hundred twenty-three".