11289951 has 12 divisors (see below), whose sum is σ = 16687528. Its totient is φ = 7351344.

The previous prime is 11289937. The next prime is 11289953. The reversal of 11289951 is 15998211.

It is not a de Polignac number, because 11289951 - 2¹⁷ = 11158879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11289953) 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 11 ways as a sum of consecutive naturals, for example, 14200 + ... + 14973.

Almost surely, 2^11289951 is an apocalyptic number.

11289951 is a deficient number, since it is larger than the sum of its proper divisors (5397577).

11289951 is a wasteful number, since it uses less digits than its factorization.

11289951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29222 (or 29219 counting only the distinct ones).

The product of its digits is 6480, while the sum is 36.

The square root of 11289951 is about 3360.0522317369. The cubic root of 11289951 is about 224.3351633820.

The spelling of 11289951 in words is "eleven million, two hundred eighty-nine thousand, nine hundred fifty-one".