1147067879 has 2 divisors, whose sum is σ = 1147067880. Its totient is φ = 1147067878.

The previous prime is 1147067839. The next prime is 1147067897. The reversal of 1147067879 is 9787607411.

Together with next prime (1147067897) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1147067879 - 2¹² = 1147063783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1147067819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 573533939 + 573533940.

It is an arithmetic number, because the mean of its divisors is an integer number (573533940).

Almost surely, 2^1147067879 is an apocalyptic number.

1147067879 is a deficient number, since it is larger than the sum of its proper divisors (1).

1147067879 is an equidigital number, since it uses as much as digits as its factorization.

1147067879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 592704, while the sum is 50.

The square root of 1147067879 is about 33868.3905581591. The cubic root of 1147067879 is about 1046.7983743116.

The spelling of 1147067879 in words is "one billion, one hundred forty-seven million, sixty-seven thousand, eight hundred seventy-nine".