11939701 has 2 divisors, whose sum is σ = 11939702. Its totient is φ = 11939700.

The previous prime is 11939699. The next prime is 11939731. The reversal of 11939701 is 10793911.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11895601 + 44100 = 3449^2 + 210^2 .

It is a cyclic number.

It is not a de Polignac number, because 11939701 - 2¹ = 11939699 is a prime.

Together with 11939699, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11939731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5969850 + 5969851.

It is an arithmetic number, because the mean of its divisors is an integer number (5969851).

Almost surely, 2^11939701 is an apocalyptic number.

It is an amenable number.

11939701 is a deficient number, since it is larger than the sum of its proper divisors (1).

11939701 is an equidigital number, since it uses as much as digits as its factorization.

11939701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1701, while the sum is 31.

The square root of 11939701 is about 3455.3872431321. The cubic root of 11939701 is about 228.5587314934.

The spelling of 11939701 in words is "eleven million, nine hundred thirty-nine thousand, seven hundred one".