1115406344 has 64 divisors (see below), whose sum is σ = 2359203840. Its totient is φ = 490533120.

The previous prime is 1115406301. The next prime is 1115406361. The reversal of 1115406344 is 4436045111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 757529 + ... + 758999.

It is an arithmetic number, because the mean of its divisors is an integer number (36862560).

Almost surely, 2^1115406344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1115406344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1179601920).

1115406344 is an abundant number, since it is smaller than the sum of its proper divisors (1243797496).

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

1115406344 is a wasteful number, since it uses less digits than its factorization.

1115406344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1830 (or 1826 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 1115406344 is about 33397.6996812655. The cubic root of 1115406344 is about 1037.0770812981.

The spelling of 1115406344 in words is "one billion, one hundred fifteen million, four hundred six thousand, three hundred forty-four".