11813377 has 2 divisors, whose sum is σ = 11813378. Its totient is φ = 11813376.

The previous prime is 11813357. The next prime is 11813401. The reversal of 11813377 is 77331811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11771761 + 41616 = 3431^2 + 204^2 .

It is an emirp because it is prime and its reverse (77331811) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11813377 is a prime.

It is a super-2 number, since 2×11813377² = 279111752288258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11813357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5906688 + 5906689.

It is an arithmetic number, because the mean of its divisors is an integer number (5906689).

Almost surely, 2^11813377 is an apocalyptic number.

It is an amenable number.

11813377 is a deficient number, since it is larger than the sum of its proper divisors (1).

11813377 is an equidigital number, since it uses as much as digits as its factorization.

11813377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3528, while the sum is 31.

The square root of 11813377 is about 3437.0593535754. The cubic root of 11813377 is about 227.7498089174.

The spelling of 11813377 in words is "eleven million, eight hundred thirteen thousand, three hundred seventy-seven".