1113426432252 has 72 divisors (see below), whose sum is σ = 2864114358560. Its totient is φ = 364613685120.

The previous prime is 1113426432197. The next prime is 1113426432257. The reversal of 1113426432252 is 2522346243111.

It is a happy number.

1113426432252 is a `hidden beast` number, since 1 + 1 + 1 + 3 + 4 + 2 + 643 + 2 + 2 + 5 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113426432257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1499274 + ... + 2115342.

Almost surely, 2^{1113426432252} is an apocalyptic number.

1113426432252 is a gapful number since it is divisible by the number (12) 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 1113426432252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1432057179280).

1113426432252 is an abundant number, since it is smaller than the sum of its proper divisors (1750687926308).

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

1113426432252 is a wasteful number, since it uses less digits than its factorization.

1113426432252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616963 (or 616958 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The spelling of 1113426432252 in words is "one trillion, one hundred thirteen billion, four hundred twenty-six million, four hundred thirty-two thousand, two hundred fifty-two".