11399910 has 16 divisors (see below), whose sum is σ = 27359856. Its totient is φ = 3039968.

The previous prime is 11399903. The next prime is 11399917. The reversal of 11399910 is 1999311.

It is an interprime number because it is at equal distance from previous prime (11399903) and next prime (11399917).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11399917) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189969 + ... + 190028.

It is an arithmetic number, because the mean of its divisors is an integer number (1709991).

Almost surely, 2^11399910 is an apocalyptic number.

11399910 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11399910 is an abundant number, since it is smaller than the sum of its proper divisors (15959946).

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

11399910 is a wasteful number, since it uses less digits than its factorization.

11399910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380007.

The product of its (nonzero) digits is 2187, while the sum is 33.

The square root of 11399910 is about 3376.3752753508. The cubic root of 11399910 is about 225.0611191985.

The spelling of 11399910 in words is "eleven million, three hundred ninety-nine thousand, nine hundred ten".