18010079 has 2 divisors, whose sum is σ = 18010080. Its totient is φ = 18010078.

The previous prime is 18010063. The next prime is 18010093. The reversal of 18010079 is 97001081.

It is a strong prime.

It is an emirp because it is prime and its reverse (97001081) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 18010079 - 2⁴ = 18010063 is a prime.

It is equal to p_1151954 and since 18010079 and 1151954 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18010019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9005039 + 9005040.

It is an arithmetic number, because the mean of its divisors is an integer number (9005040).

Almost surely, 2^18010079 is an apocalyptic number.

18010079 is a deficient number, since it is larger than the sum of its proper divisors (1).

18010079 is an equidigital number, since it uses as much as digits as its factorization.

18010079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 26.

The square root of 18010079 is about 4243.8283424286. The cubic root of 18010079 is about 262.1230459465.

The spelling of 18010079 in words is "eighteen million, ten thousand, seventy-nine".