11949713 has 2 divisors, whose sum is σ = 11949714. Its totient is φ = 11949712.

The previous prime is 11949709. The next prime is 11949731. The reversal of 11949713 is 31794911.

It is a happy number.

11949713 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (11949731) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11888704 + 61009 = 3448^2 + 247^2 .

It is an emirp because it is prime and its reverse (31794911) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11949713 - 2² = 11949709 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (11949733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5974856 + 5974857.

It is an arithmetic number, because the mean of its divisors is an integer number (5974857).

Almost surely, 2^11949713 is an apocalyptic number.

It is an amenable number.

11949713 is a deficient number, since it is larger than the sum of its proper divisors (1).

11949713 is an equidigital number, since it uses as much as digits as its factorization.

11949713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6804, while the sum is 35.

The square root of 11949713 is about 3456.8356917852. The cubic root of 11949713 is about 228.6225993879.

The spelling of 11949713 in words is "eleven million, nine hundred forty-nine thousand, seven hundred thirteen".