1816001059 has 2 divisors, whose sum is σ = 1816001060. Its totient is φ = 1816001058.

The previous prime is 1816001053. The next prime is 1816001101. The reversal of 1816001059 is 9501006181.

It is a weak prime.

It is an emirp because it is prime and its reverse (9501006181) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1816001059 - 2³ = 1816001051 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1816001059.

It is not a weakly prime, because it can be changed into another prime (1816001051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 908000529 + 908000530.

It is an arithmetic number, because the mean of its divisors is an integer number (908000530).

Almost surely, 2^1816001059 is an apocalyptic number.

1816001059 is a deficient number, since it is larger than the sum of its proper divisors (1).

1816001059 is an equidigital number, since it uses as much as digits as its factorization.

1816001059 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 31.

The square root of 1816001059 is about 42614.5639306564. The cubic root of 1816001059 is about 1220.0342772328.

The spelling of 1816001059 in words is "one billion, eight hundred sixteen million, one thousand, fifty-nine".