11305399 has 16 divisors (see below), whose sum is σ = 13708800. Its totient is φ = 9107424.

The previous prime is 11305373. The next prime is 11305409. The reversal of 11305399 is 99350311.

11305399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11305399 - 2⁵ = 11305367 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11305399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11305309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21957 + ... + 22465.

It is an arithmetic number, because the mean of its divisors is an integer number (856800).

Almost surely, 2^11305399 is an apocalyptic number.

11305399 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

11305399 is a deficient number, since it is larger than the sum of its proper divisors (2403401).

11305399 is a wasteful number, since it uses less digits than its factorization.

11305399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702.

The product of its (nonzero) digits is 3645, while the sum is 31.

The square root of 11305399 is about 3362.3502197124. The cubic root of 11305399 is about 224.4374357533.

The spelling of 11305399 in words is "eleven million, three hundred five thousand, three hundred ninety-nine".