1160643 has 8 divisors (see below), whose sum is σ = 1688256. Its totient is φ = 703400.

The previous prime is 1160639. The next prime is 1160659. The reversal of 1160643 is 3460611.

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 1160643 - 2² = 1160639 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1160443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17553 + ... + 17618.

It is an arithmetic number, because the mean of its divisors is an integer number (211032).

2^1160643 is an apocalyptic number.

1160643 is a deficient number, since it is larger than the sum of its proper divisors (527613).

1160643 is a wasteful number, since it uses less digits than its factorization.

1160643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35185.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 1160643 is about 1077.3314253283. The cubic root of 1160643 is about 105.0911679845.

Subtracting 1160643 from its reverse (3460611), we obtain a cube (2299968 = 132³).

The spelling of 1160643 in words is "one million, one hundred sixty thousand, six hundred forty-three".