11400340115 has 4 divisors (see below), whose sum is σ = 13680408144. Its totient is φ = 9120272088.

The previous prime is 11400340073. The next prime is 11400340151. The reversal of 11400340115 is 51104300411.

It is a happy number.

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 11400340115 - 2⁶ = 11400340051 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1140034007 + ... + 1140034016.

It is an arithmetic number, because the mean of its divisors is an integer number (3420102036).

Almost surely, 2^11400340115 is an apocalyptic number.

11400340115 is a deficient number, since it is larger than the sum of its proper divisors (2280068029).

11400340115 is an equidigital number, since it uses as much as digits as its factorization.

11400340115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2280068028.

The product of its (nonzero) digits is 240, while the sum is 20.

Adding to 11400340115 its reverse (51104300411), we get a palindrome (62504640526).

The spelling of 11400340115 in words is "eleven billion, four hundred million, three hundred forty thousand, one hundred fifteen".