180043 has 2 divisors, whose sum is σ = 180044. Its totient is φ = 180042.

The previous prime is 180023. The next prime is 180053. The reversal of 180043 is 340081.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 180043 - 2¹³ = 171851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 179999 and 180026.

It is not a weakly prime, because it can be changed into another prime (180023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90021 + 90022.

It is an arithmetic number, because the mean of its divisors is an integer number (90022).

2¹⁸⁰⁰⁴³ is an apocalyptic number.

180043 is a deficient number, since it is larger than the sum of its proper divisors (1).

180043 is an equidigital number, since it uses as much as digits as its factorization.

180043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 180043 is about 424.3147416718. The cubic root of 180043 is about 56.4666574359.

The spelling of 180043 in words is "one hundred eighty thousand, forty-three".