11267777 has 2 divisors, whose sum is σ = 11267778. Its totient is φ = 11267776.

The previous prime is 11267759. The next prime is 11267783. The reversal of 11267777 is 77776211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11262736 + 5041 = 3356^2 + 71^2 .

It is a cyclic number.

It is not a de Polignac number, because 11267777 - 2¹⁶ = 11202241 is a prime.

It is a Chen prime.

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 11267777.

It is not a weakly prime, because it can be changed into another prime (11267717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5633888 + 5633889.

It is an arithmetic number, because the mean of its divisors is an integer number (5633889).

Almost surely, 2^11267777 is an apocalyptic number.

It is an amenable number.

11267777 is a deficient number, since it is larger than the sum of its proper divisors (1).

11267777 is an equidigital number, since it uses as much as digits as its factorization.

11267777 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28812, while the sum is 38.

The square root of 11267777 is about 3356.7509588887. The cubic root of 11267777 is about 224.1881988195.

The spelling of 11267777 in words is "eleven million, two hundred sixty-seven thousand, seven hundred seventy-seven".