11013900 has 36 divisors (see below), whose sum is σ = 31867752. Its totient is φ = 2936960.

The previous prime is 11013889. The next prime is 11013911. The reversal of 11013900 is 931011.

It is an interprime number because it is at equal distance from previous prime (11013889) and next prime (11013911).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 11013900.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18057 + ... + 18656.

Almost surely, 2^11013900 is an apocalyptic number.

11013900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11013900 is an abundant number, since it is smaller than the sum of its proper divisors (20853852).

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

11013900 is a wasteful number, since it uses less digits than its factorization.

11013900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36730 (or 36723 counting only the distinct ones).

The product of its (nonzero) digits is 27, while the sum is 15.

The square root of 11013900 is about 3318.7196326294. The cubic root of 11013900 is about 222.4916463640.

Adding to 11013900 its reverse (931011), we get a palindrome (11944911).

The spelling of 11013900 in words is "eleven million, thirteen thousand, nine hundred".