1113144102 has 24 divisors (see below), whose sum is σ = 2756357136. Its totient is φ = 318041136.

The previous prime is 1113144101. The next prime is 1113144119. The reversal of 1113144102 is 2014413111.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113144101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4417113 + ... + 4417364.

It is an arithmetic number, because the mean of its divisors is an integer number (114848214).

Almost surely, 2^1113144102 is an apocalyptic number.

1113144102 is an abundant number, since it is smaller than the sum of its proper divisors (1643213034).

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

1113144102 is a wasteful number, since it uses less digits than its factorization.

1113144102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8834492 (or 8834489 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 1113144102 is about 33363.8142603630. The cubic root of 1113144102 is about 1036.3754813093.

Adding to 1113144102 its reverse (2014413111), we get a palindrome (3127557213).

The spelling of 1113144102 in words is "one billion, one hundred thirteen million, one hundred forty-four thousand, one hundred two".