1113425544 has 96 divisors (see below), whose sum is σ = 3496772160. Its totient is φ = 289196160.

The previous prime is 1113425539. The next prime is 1113425549. The reversal of 1113425544 is 4455243111.

It is an interprime number because it is at equal distance from previous prime (1113425539) and next prime (1113425549).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113425549) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7059 + ... + 47714.

It is an arithmetic number, because the mean of its divisors is an integer number (36424710).

Almost surely, 2^1113425544 is an apocalyptic number.

1113425544 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1113425544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1748386080).

1113425544 is an abundant number, since it is smaller than the sum of its proper divisors (2383346616).

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

1113425544 is a wasteful number, since it uses less digits than its factorization.

1113425544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54811 (or 54796 counting only the distinct ones).

The product of its digits is 9600, while the sum is 30.

The square root of 1113425544 is about 33368.0317669472. The cubic root of 1113425544 is about 1036.4628180128.

Adding to 1113425544 its reverse (4455243111), we get a palindrome (5568668655).

It can be divided in two parts, 111342 and 5544, that added together give a triangular number (116886 = T₄₈₃).

The spelling of 1113425544 in words is "one billion, one hundred thirteen million, four hundred twenty-five thousand, five hundred forty-four".