11345885 has 8 divisors (see below), whose sum is σ = 14416056. Its totient is φ = 8542720.

The previous prime is 11345881. The next prime is 11345909. The reversal of 11345885 is 58854311.

It can be written as a sum of positive squares in 4 ways, for example, as 6046681 + 5299204 = 2459^2 + 2302^2 .

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

It is not a de Polignac number, because 11345885 - 2² = 11345881 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 (11345881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66656 + ... + 66825.

It is an arithmetic number, because the mean of its divisors is an integer number (1802007).

Almost surely, 2^11345885 is an apocalyptic number.

It is an amenable number.

11345885 is a deficient number, since it is larger than the sum of its proper divisors (3070171).

11345885 is a wasteful number, since it uses less digits than its factorization.

11345885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133503.

The product of its digits is 19200, while the sum is 35.

The square root of 11345885 is about 3368.3653305424. The cubic root of 11345885 is about 224.7050291054.

The spelling of 11345885 in words is "eleven million, three hundred forty-five thousand, eight hundred eighty-five".