11939377 has 2 divisors, whose sum is σ = 11939378. Its totient is φ = 11939376.

The previous prime is 11939351. The next prime is 11939393. The reversal of 11939377 is 77393911.

It is a happy number.

11939377 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11621281 + 318096 = 3409^2 + 564^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11939377 is a prime.

It is not a weakly prime, because it can be changed into another prime (11939177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5969688 + 5969689.

It is an arithmetic number, because the mean of its divisors is an integer number (5969689).

Almost surely, 2^11939377 is an apocalyptic number.

It is an amenable number.

11939377 is a deficient number, since it is larger than the sum of its proper divisors (1).

11939377 is an equidigital number, since it uses as much as digits as its factorization.

11939377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 35721, while the sum is 40.

The square root of 11939377 is about 3455.3403595015. The cubic root of 11939377 is about 228.5566640575.

The spelling of 11939377 in words is "eleven million, nine hundred thirty-nine thousand, three hundred seventy-seven".