1160021671 has 8 divisors (see below), whose sum is σ = 1168752384. Its totient is φ = 1151324160.

The previous prime is 1160021659. The next prime is 1160021717. The reversal of 1160021671 is 1761200611.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1160021671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1160061671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64186 + ... + 80248.

It is an arithmetic number, because the mean of its divisors is an integer number (146094048).

Almost surely, 2^1160021671 is an apocalyptic number.

1160021671 is a deficient number, since it is larger than the sum of its proper divisors (8730713).

1160021671 is a wasteful number, since it uses less digits than its factorization.

1160021671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16601.

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 1160021671 is about 34059.0908716014. The cubic root of 1160021671 is about 1050.7241175902.

The spelling of 1160021671 in words is "one billion, one hundred sixty million, twenty-one thousand, six hundred seventy-one".