1180043 has 2 divisors, whose sum is σ = 1180044. Its totient is φ = 1180042.

The previous prime is 1180031. The next prime is 1180057. The reversal of 1180043 is 3400811.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1180043 - 2⁴ = 1180027 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1180013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 590021 + 590022.

It is an arithmetic number, because the mean of its divisors is an integer number (590022).

2^1180043 is an apocalyptic number.

1180043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1180043 is an equidigital number, since it uses as much as digits as its factorization.

1180043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1180043 is about 1086.2978412940. The cubic root of 1180043 is about 105.6734640989.

Adding to 1180043 its reverse (3400811), we get a palindrome (4580854).

The spelling of 1180043 in words is "one million, one hundred eighty thousand, forty-three".