11269945 has 16 divisors (see below), whose sum is σ = 14394240. Its totient is φ = 8446464.

The previous prime is 11269943. The next prime is 11269949. The reversal of 11269945 is 54996211.

It is a cyclic number.

It is not a de Polignac number, because 11269945 - 2¹ = 11269943 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11269943) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8604 + ... + 9826.

It is an arithmetic number, because the mean of its divisors is an integer number (899640).

Almost surely, 2^11269945 is an apocalyptic number.

It is an amenable number.

11269945 is a deficient number, since it is larger than the sum of its proper divisors (3124295).

11269945 is a wasteful number, since it uses less digits than its factorization.

11269945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344.

The product of its digits is 19440, while the sum is 37.

The square root of 11269945 is about 3357.0738746712. The cubic root of 11269945 is about 224.2025763625.

The spelling of 11269945 in words is "eleven million, two hundred sixty-nine thousand, nine hundred forty-five".