11859145 has 8 divisors (see below), whose sum is σ = 14849856. Its totient is φ = 9074736.

The previous prime is 11859139. The next prime is 11859151. The reversal of 11859145 is 54195811.

It is an interprime number because it is at equal distance from previous prime (11859139) and next prime (11859151).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11859145 - 2³ = 11859137 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11859145.

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 in 7 ways as a sum of consecutive naturals, for example, 51447 + ... + 51676.

It is an arithmetic number, because the mean of its divisors is an integer number (1856232).

Almost surely, 2^11859145 is an apocalyptic number.

It is an amenable number.

11859145 is a deficient number, since it is larger than the sum of its proper divisors (2990711).

11859145 is a wasteful number, since it uses less digits than its factorization.

11859145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103151.

The product of its digits is 7200, while the sum is 34.

The square root of 11859145 is about 3443.7109344427. The cubic root of 11859145 is about 228.0435499554.

The spelling of 11859145 in words is "eleven million, eight hundred fifty-nine thousand, one hundred forty-five".