1170508147 has 2 divisors, whose sum is σ = 1170508148. Its totient is φ = 1170508146.

The previous prime is 1170508103. The next prime is 1170508169. The reversal of 1170508147 is 7418050711.

It is a strong prime.

It is an emirp because it is prime and its reverse (7418050711) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1170508147 is a prime.

It is not a weakly prime, because it can be changed into another prime (1170509147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 585254073 + 585254074.

It is an arithmetic number, because the mean of its divisors is an integer number (585254074).

Almost surely, 2^1170508147 is an apocalyptic number.

1170508147 is a deficient number, since it is larger than the sum of its proper divisors (1).

1170508147 is an equidigital number, since it uses as much as digits as its factorization.

1170508147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7840, while the sum is 34.

The square root of 1170508147 is about 34212.6898533278. The cubic root of 1170508147 is about 1053.8807704788.

Adding to 1170508147 its reverse (7418050711), we get a palindrome (8588558858).

The spelling of 1170508147 in words is "one billion, one hundred seventy million, five hundred eight thousand, one hundred forty-seven".