11269988 has 12 divisors (see below), whose sum is σ = 20358912. Its totient is φ = 5453160.

The previous prime is 11269987. The next prime is 11270027. The reversal of 11269988 is 88996211.

It is not an unprimeable number, because it can be changed into a prime (11269987) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45320 + ... + 45567.

It is an arithmetic number, because the mean of its divisors is an integer number (1696576).

Almost surely, 2^11269988 is an apocalyptic number.

It is an amenable number.

11269988 is a deficient number, since it is larger than the sum of its proper divisors (9088924).

11269988 is a wasteful number, since it uses less digits than its factorization.

11269988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90922 (or 90920 counting only the distinct ones).

The product of its digits is 62208, while the sum is 44.

The square root of 11269988 is about 3357.0802790520. The cubic root of 11269988 is about 224.2028615073.

The spelling of 11269988 in words is "eleven million, two hundred sixty-nine thousand, nine hundred eighty-eight".