1241265167 has 2 divisors, whose sum is σ = 1241265168. Its totient is φ = 1241265166.

The previous prime is 1241265121. The next prime is 1241265169. The reversal of 1241265167 is 7615621421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1241265167 - 2¹² = 1241261071 is a prime.

Together with 1241265169, 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 (1241265169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 620632583 + 620632584.

It is an arithmetic number, because the mean of its divisors is an integer number (620632584).

Almost surely, 2^1241265167 is an apocalyptic number.

1241265167 is a deficient number, since it is larger than the sum of its proper divisors (1).

1241265167 is an equidigital number, since it uses as much as digits as its factorization.

1241265167 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20160, while the sum is 35.

The square root of 1241265167 is about 35231.5933077118. The cubic root of 1241265167 is about 1074.7023273877.

Adding to 1241265167 its reverse (7615621421), we get a palindrome (8856886588).

The spelling of 1241265167 in words is "one billion, two hundred forty-one million, two hundred sixty-five thousand, one hundred sixty-seven".