11134344140 has 48 divisors (see below), whose sum is σ = 25426693152. Its totient is φ = 4078457856.

The previous prime is 11134344077. The next prime is 11134344197. The reversal of 11134344140 is 4144343111.

It is a happy number.

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, 429962 + ... + 455121.

It is an arithmetic number, because the mean of its divisors is an integer number (529722774).

Almost surely, 2^11134344140 is an apocalyptic number.

11134344140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11134344140 is an abundant number, since it is smaller than the sum of its proper divisors (14292349012).

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

11134344140 is a wasteful number, since it uses less digits than its factorization.

11134344140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 885146 (or 885144 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 11134344140 its reverse (4144343111), we get a palindrome (15278687251).

The spelling of 11134344140 in words is "eleven billion, one hundred thirty-four million, three hundred forty-four thousand, one hundred forty".