11013400 has 48 divisors (see below), whose sum is σ = 26114400. Its totient is φ = 4318080.

The previous prime is 11013397. The next prime is 11013427. The reversal of 11013400 is 431011.

11013400 = T₅₀₄ + T₅₀₅ + ... + T₅₇₈.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

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, 10081 + ... + 11119.

It is an arithmetic number, because the mean of its divisors is an integer number (544050).

Almost surely, 2^11013400 is an apocalyptic number.

11013400 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 11013400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13057200).

11013400 is an abundant number, since it is smaller than the sum of its proper divisors (15101000).

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

11013400 is a wasteful number, since it uses less digits than its factorization.

11013400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1108 (or 1099 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 11013400 is about 3318.6443015183. The cubic root of 11013400 is about 222.4882794819.

Adding to 11013400 its reverse (431011), we get a palindrome (11444411).

The spelling of 11013400 in words is "eleven million, thirteen thousand, four hundred".