11406999 has 4 divisors (see below), whose sum is σ = 15209336. Its totient is φ = 7604664.

The previous prime is 11406991. The next prime is 11407003. The reversal of 11406999 is 99960411.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11406999 - 2³ = 11406991 is a prime.

It is a super-3 number, since 3×11406999³ (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11406991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1901164 + ... + 1901169.

It is an arithmetic number, because the mean of its divisors is an integer number (3802334).

Almost surely, 2^11406999 is an apocalyptic number.

11406999 is a deficient number, since it is larger than the sum of its proper divisors (3802337).

11406999 is an equidigital number, since it uses as much as digits as its factorization.

11406999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3802336.

The product of its (nonzero) digits is 17496, while the sum is 39.

The square root of 11406999 is about 3377.4249066412. The cubic root of 11406999 is about 225.1077607269.

The spelling of 11406999 in words is "eleven million, four hundred six thousand, nine hundred ninety-nine".