1170078647 has 2 divisors, whose sum is σ = 1170078648. Its totient is φ = 1170078646.

The previous prime is 1170078599. The next prime is 1170078659. The reversal of 1170078647 is 7468700711.

It is a strong prime.

It is an emirp because it is prime and its reverse (7468700711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1170078647 - 2¹⁶ = 1170013111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1170078667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 585039323 + 585039324.

It is an arithmetic number, because the mean of its divisors is an integer number (585039324).

Almost surely, 2^1170078647 is an apocalyptic number.

1170078647 is a deficient number, since it is larger than the sum of its proper divisors (1).

1170078647 is an equidigital number, since it uses as much as digits as its factorization.

1170078647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 65856, while the sum is 41.

The square root of 1170078647 is about 34206.4123666894. The cubic root of 1170078647 is about 1053.7518529180.

The spelling of 1170078647 in words is "one billion, one hundred seventy million, seventy-eight thousand, six hundred forty-seven".