11977337 has 2 divisors, whose sum is σ = 11977338. Its totient is φ = 11977336.

The previous prime is 11977321. The next prime is 11977363. The reversal of 11977337 is 73377911.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6270016 + 5707321 = 2504^2 + 2389^2 .

It is an emirp because it is prime and its reverse (73377911) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11977337 - 2⁴ = 11977321 is a prime.

It is a super-2 number, since 2×11977337² = 286913203223138, which contains 22 as substring.

It is equal to p₇₈₆₆₇₄ and since 11977337 and 786674 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11977337.

It is not a weakly prime, because it can be changed into another prime (11977397) 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, 5988668 + 5988669.

It is an arithmetic number, because the mean of its divisors is an integer number (5988669).

Almost surely, 2^11977337 is an apocalyptic number.

It is an amenable number.

11977337 is a deficient number, since it is larger than the sum of its proper divisors (1).

11977337 is an equidigital number, since it uses as much as digits as its factorization.

11977337 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27783, while the sum is 38.

The square root of 11977337 is about 3460.8289469432. The cubic root of 11977337 is about 228.7986318014.

The spelling of 11977337 in words is "eleven million, nine hundred seventy-seven thousand, three hundred thirty-seven".