10939895 has 4 divisors (see below), whose sum is σ = 13127880. Its totient is φ = 8751912.

The previous prime is 10939883. The next prime is 10939913. The reversal of 10939895 is 59893901.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10939895 - 2⁴ = 10939879 is a prime.

It is a super-2 number, since 2×10939895² = 239362605222050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1093985 + ... + 1093994.

It is an arithmetic number, because the mean of its divisors is an integer number (3281970).

Almost surely, 2^10939895 is an apocalyptic number.

10939895 is a deficient number, since it is larger than the sum of its proper divisors (2187985).

10939895 is an equidigital number, since it uses as much as digits as its factorization.

10939895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2187984.

The product of its (nonzero) digits is 87480, while the sum is 44.

The square root of 10939895 is about 3307.5512089762. The cubic root of 10939895 is about 221.9922013872.

It can be divided in two parts, 109 and 39895, that added together give a palindrome (40004).

The spelling of 10939895 in words is "ten million, nine hundred thirty-nine thousand, eight hundred ninety-five".