1806059 has 2 divisors, whose sum is σ = 1806060. Its totient is φ = 1806058.

The previous prime is 1806041. The next prime is 1806061. The reversal of 1806059 is 9506081.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1806059 - 2¹⁶ = 1740523 is a prime.

It is a super-2 number, since 2×1806059² = 6523698222962, which contains 22 as substring.

Together with 1806061, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1806089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 903029 + 903030.

It is an arithmetic number, because the mean of its divisors is an integer number (903030).

2^1806059 is an apocalyptic number.

1806059 is a deficient number, since it is larger than the sum of its proper divisors (1).

1806059 is an equidigital number, since it uses as much as digits as its factorization.

1806059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 29.

The square root of 1806059 is about 1343.8969454538. The cubic root of 1806059 is about 121.7803761695.

The spelling of 1806059 in words is "one million, eight hundred six thousand, fifty-nine".