11267171677 has 2 divisors, whose sum is σ = 11267171678. Its totient is φ = 11267171676.

The previous prime is 11267171633. The next prime is 11267171683. The reversal of 11267171677 is 77617176211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10942415236 + 324756441 = 104606^2 + 18021^2 .

It is an emirp because it is prime and its reverse (77617176211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11267171677 - 2¹¹ = 11267169629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11267171977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5633585838 + 5633585839.

It is an arithmetic number, because the mean of its divisors is an integer number (5633585839).

Almost surely, 2^11267171677 is an apocalyptic number.

It is an amenable number.

11267171677 is a deficient number, since it is larger than the sum of its proper divisors (1).

11267171677 is an equidigital number, since it uses as much as digits as its factorization.

11267171677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 172872, while the sum is 46.

The spelling of 11267171677 in words is "eleven billion, two hundred sixty-seven million, one hundred seventy-one thousand, six hundred seventy-seven".