11734021 has 8 divisors (see below), whose sum is σ = 12844664. Its totient is φ = 10653120.

The previous prime is 11734007. The next prime is 11734043. The reversal of 11734021 is 12043711.

It can be written as a sum of positive squares in 4 ways, for example, as 343396 + 11390625 = 586^2 + 3375^2 .

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 11734021 - 2⁵ = 11733989 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 11734021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11734061) 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, 6606 + ... + 8191.

It is an arithmetic number, because the mean of its divisors is an integer number (1605583).

Almost surely, 2^11734021 is an apocalyptic number.

It is an amenable number.

11734021 is a deficient number, since it is larger than the sum of its proper divisors (1110643).

11734021 is a wasteful number, since it uses less digits than its factorization.

11734021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14871.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 11734021 is about 3425.4957305476. The cubic root of 11734021 is about 227.2386952728.

Adding to 11734021 its reverse (12043711), we get a palindrome (23777732).

The spelling of 11734021 in words is "eleven million, seven hundred thirty-four thousand, twenty-one".