11039380 has 72 divisors (see below), whose sum is σ = 26883360. Its totient is φ = 3775680.

The previous prime is 11039359. The next prime is 11039383. The reversal of 11039380 is 8393011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11039383) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79351 + ... + 79489.

It is an arithmetic number, because the mean of its divisors is an integer number (373380).

Almost surely, 2^11039380 is an apocalyptic number.

11039380 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 11039380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13441680).

11039380 is an abundant number, since it is smaller than the sum of its proper divisors (15843980).

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

11039380 is a wasteful number, since it uses less digits than its factorization.

11039380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197 (or 176 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 11039380 is about 3322.5562448211. The cubic root of 11039380 is about 222.6630879381.

The spelling of 11039380 in words is "eleven million, thirty-nine thousand, three hundred eighty".