11249906 has 4 divisors (see below), whose sum is σ = 16874862. Its totient is φ = 5624952.

The previous prime is 11249899. The next prime is 11249911. The reversal of 11249906 is 60994211.

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

It can be written as a sum of positive squares in only one way, i.e., 9247681 + 2002225 = 3041^2 + 1415^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2812475 + ... + 2812478.

Almost surely, 2^11249906 is an apocalyptic number.

11249906 is a deficient number, since it is larger than the sum of its proper divisors (5624956).

11249906 is an equidigital number, since it uses as much as digits as its factorization.

11249906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5624955.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 11249906 is about 3354.0879535278. The cubic root of 11249906 is about 224.0696132490.

The spelling of 11249906 in words is "eleven million, two hundred forty-nine thousand, nine hundred six".