11415122340 has 48 divisors (see below), whose sum is σ = 32826196032. Its totient is φ = 2961760896.

The previous prime is 11415122273. The next prime is 11415122359. The reversal of 11415122340 is 4322151411.

It is a self number, because there is not a number n which added to its sum of digits gives 11415122340.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2568754 + ... + 2573193.

It is an arithmetic number, because the mean of its divisors is an integer number (683879084).

Almost surely, 2^11415122340 is an apocalyptic number.

11415122340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11415122340 is an abundant number, since it is smaller than the sum of its proper divisors (21411073692).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11415122340 is a wasteful number, since it uses less digits than its factorization.

11415122340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5141996 (or 5141994 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 11415122340 its reverse (4322151411), we get a palindrome (15737273751).

The spelling of 11415122340 in words is "eleven billion, four hundred fifteen million, one hundred twenty-two thousand, three hundred forty".