1180543 has 8 divisors (see below), whose sum is σ = 1453088. Its totient is φ = 933984.

The previous prime is 1180537. The next prime is 1180547. The reversal of 1180543 is 3450811.

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 1180543 - 2⁹ = 1180031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1180547) 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, 6396 + ... + 6577.

It is an arithmetic number, because the mean of its divisors is an integer number (181636).

2^1180543 is an apocalyptic number.

1180543 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1180543 is a deficient number, since it is larger than the sum of its proper divisors (272545).

1180543 is a wasteful number, since it uses less digits than its factorization.

1180543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12993.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 1180543 is about 1086.5279563822. The cubic root of 1180543 is about 105.6883870781.

The spelling of 1180543 in words is "one million, one hundred eighty thousand, five hundred forty-three".