1113420344 has 8 divisors (see below), whose sum is σ = 2087663160. Its totient is φ = 556710168.

The previous prime is 1113420337. The next prime is 1113420379. The reversal of 1113420344 is 4430243111.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69588764 + ... + 69588779.

It is an arithmetic number, because the mean of its divisors is an integer number (260957895).

Almost surely, 2^1113420344 is an apocalyptic number.

It is an amenable number.

1113420344 is a deficient number, since it is larger than the sum of its proper divisors (974242816).

1113420344 is a wasteful number, since it uses less digits than its factorization.

1113420344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139177549 (or 139177545 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1113420344 is about 33367.9538479662. The cubic root of 1113420344 is about 1036.4612044893.

Adding to 1113420344 its reverse (4430243111), we get a palindrome (5543663455).

The spelling of 1113420344 in words is "one billion, one hundred thirteen million, four hundred twenty thousand, three hundred forty-four".