11939297 has 2 divisors, whose sum is σ = 11939298. Its totient is φ = 11939296.

The previous prime is 11939273. The next prime is 11939339. The reversal of 11939297 is 79293911.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10086976 + 1852321 = 3176^2 + 1361^2 .

It is a cyclic number.

It is not a de Polignac number, because 11939297 - 2⁸ = 11939041 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11939227) 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 as a sum of consecutive naturals, namely, 5969648 + 5969649.

It is an arithmetic number, because the mean of its divisors is an integer number (5969649).

Almost surely, 2^11939297 is an apocalyptic number.

It is an amenable number.

11939297 is a deficient number, since it is larger than the sum of its proper divisors (1).

11939297 is an equidigital number, since it uses as much as digits as its factorization.

11939297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30618, while the sum is 41.

The square root of 11939297 is about 3455.3287831985. The cubic root of 11939297 is about 228.5561535737.

The spelling of 11939297 in words is "eleven million, nine hundred thirty-nine thousand, two hundred ninety-seven".