11939434 has 8 divisors (see below), whose sum is σ = 19286820. Its totient is φ = 5510496.

The previous prime is 11939407. The next prime is 11939437. The reversal of 11939434 is 43493911.

It can be written as a sum of positive squares in 2 ways, for example, as 9828225 + 2111209 = 3135^2 + 1453^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 11939434.

It is not an unprimeable number, because it can be changed into a prime (11939437) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 229579 + ... + 229630.

Almost surely, 2^11939434 is an apocalyptic number.

11939434 is a deficient number, since it is larger than the sum of its proper divisors (7347386).

11939434 is a wasteful number, since it uses less digits than its factorization.

11939434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459224.

The product of its digits is 11664, while the sum is 34.

The square root of 11939434 is about 3455.3486075937. The cubic root of 11939434 is about 228.5570277758.

The spelling of 11939434 in words is "eleven million, nine hundred thirty-nine thousand, four hundred thirty-four".