1113610000 has 100 divisors (see below), whose sum is σ = 2714827852. Its totient is φ = 442368000.

The previous prime is 1113609997. The next prime is 1113610009. The reversal of 1113610000 is 163111.

It is a happy number.

It can be written as a sum of positive squares in 10 ways, for example, as 632421904 + 481188096 = 25148^2 + 21936^2 .

It is a tau number, because it is divible by the number of its divisors (100).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113610009) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1929712 + ... + 1930288.

Almost surely, 2^1113610000 is an apocalyptic number.

1113610000 is a gapful number since it is divisible by the number (10) 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 1113610000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1357413926).

1113610000 is an abundant number, since it is smaller than the sum of its proper divisors (1601217852).

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

1113610000 is an equidigital number, since it uses as much as digits as its factorization.

1113610000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798 (or 777 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 1113610000 is about 33370.7956153281. The cubic root of 1113610000 is about 1036.5200501676.

Adding to 1113610000 its reverse (163111), we get a palindrome (1113773111).

The spelling of 1113610000 in words is "one billion, one hundred thirteen million, six hundred ten thousand".