1164671279 has 2 divisors, whose sum is σ = 1164671280. Its totient is φ = 1164671278.

The previous prime is 1164671227. The next prime is 1164671281. The reversal of 1164671279 is 9721764611.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1164671279 is a prime.

It is a Sophie Germain prime.

Together with 1164671281, 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 (1164601279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 582335639 + 582335640.

It is an arithmetic number, because the mean of its divisors is an integer number (582335640).

Almost surely, 2^1164671279 is an apocalyptic number.

1164671279 is a deficient number, since it is larger than the sum of its proper divisors (1).

1164671279 is an equidigital number, since it uses as much as digits as its factorization.

1164671279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 127008, while the sum is 44.

The square root of 1164671279 is about 34127.2805684836. The cubic root of 1164671279 is about 1052.1260863563.

The spelling of 1164671279 in words is "one billion, one hundred sixty-four million, six hundred seventy-one thousand, two hundred seventy-nine".