11880745 has 16 divisors (see below), whose sum is σ = 14696640. Its totient is φ = 9216064.

The previous prime is 11880733. The next prime is 11880751. The reversal of 11880745 is 54708811.

It is not a de Polignac number, because 11880745 - 2¹¹ = 11878697 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11880745.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28146 + ... + 28564.

It is an arithmetic number, because the mean of its divisors is an integer number (918540).

Almost surely, 2^11880745 is an apocalyptic number.

It is an amenable number.

11880745 is a deficient number, since it is larger than the sum of its proper divisors (2815895).

11880745 is a wasteful number, since it uses less digits than its factorization.

11880745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584.

The product of its (nonzero) digits is 8960, while the sum is 34.

The square root of 11880745 is about 3446.8456594399. The cubic root of 11880745 is about 228.1819172423.

The spelling of 11880745 in words is "eleven million, eight hundred eighty thousand, seven hundred forty-five".