1171084147 has 8 divisors (see below), whose sum is σ = 1187686656. Its totient is φ = 1154582472.

The previous prime is 1171084141. The next prime is 1171084157. The reversal of 1171084147 is 7414801711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1171084147 - 2²⁷ = 1036866419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1171084141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1663 + ... + 48424.

It is an arithmetic number, because the mean of its divisors is an integer number (148460832).

Almost surely, 2^1171084147 is an apocalyptic number.

1171084147 is a deficient number, since it is larger than the sum of its proper divisors (16602509).

1171084147 is a wasteful number, since it uses less digits than its factorization.

1171084147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50417.

The product of its (nonzero) digits is 6272, while the sum is 34.

The square root of 1171084147 is about 34221.1067471524. The cubic root of 1171084147 is about 1054.0536115877.

Adding to 1171084147 its reverse (7414801711), we get a palindrome (8585885858).

The spelling of 1171084147 in words is "one billion, one hundred seventy-one million, eighty-four thousand, one hundred forty-seven".