11249999 has 8 divisors (see below), whose sum is σ = 11748000. Its totient is φ = 10759392.

The previous prime is 11249981. The next prime is 11250007. The reversal of 11249999 is 99994211.

11249999 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11249999 is a prime.

It is a Duffinian number.

11249999 is a modest number, since divided by 9999 gives 1124 as remainder.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11249929) 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, 1382 + ... + 4940.

It is an arithmetic number, because the mean of its divisors is an integer number (1468500).

Almost surely, 2^11249999 is an apocalyptic number.

11249999 is a deficient number, since it is larger than the sum of its proper divisors (498001).

11249999 is a wasteful number, since it uses less digits than its factorization.

11249999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3697.

The product of its digits is 52488, while the sum is 44.

The square root of 11249999 is about 3354.1018171785. The cubic root of 11249999 is about 224.0702306887.

The spelling of 11249999 in words is "eleven million, two hundred forty-nine thousand, nine hundred ninety-nine".