1264041167 has 2 divisors, whose sum is σ = 1264041168. Its totient is φ = 1264041166.

The previous prime is 1264041161. The next prime is 1264041169. The reversal of 1264041167 is 7611404621.

It is a strong prime.

It is an emirp because it is prime and its reverse (7611404621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1264041167 - 2¹⁶ = 1263975631 is a prime.

Together with 1264041169, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1264041161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 632020583 + 632020584.

It is an arithmetic number, because the mean of its divisors is an integer number (632020584).

Almost surely, 2^1264041167 is an apocalyptic number.

1264041167 is a deficient number, since it is larger than the sum of its proper divisors (1).

1264041167 is an equidigital number, since it uses as much as digits as its factorization.

1264041167 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 1264041167 is about 35553.3566207187. The cubic root of 1264041167 is about 1081.2357730896.

Adding to 1264041167 its reverse (7611404621), we get a palindrome (8875445788).

The spelling of 1264041167 in words is "one billion, two hundred sixty-four million, forty-one thousand, one hundred sixty-seven".