18059411 has 2 divisors, whose sum is σ = 18059412. Its totient is φ = 18059410.

The previous prime is 18059401. The next prime is 18059413. The reversal of 18059411 is 11495081.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-18059411 is a prime.

It is a super-2 number, since 2×18059411² = 652284651333842, which contains 22 as substring.

Together with 18059413, 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 (18059413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9029705 + 9029706.

It is an arithmetic number, because the mean of its divisors is an integer number (9029706).

Almost surely, 2^18059411 is an apocalyptic number.

18059411 is a deficient number, since it is larger than the sum of its proper divisors (1).

18059411 is an equidigital number, since it uses as much as digits as its factorization.

18059411 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 29.

The square root of 18059411 is about 4249.6365726965. The cubic root of 18059411 is about 262.3621577130.

The spelling of 18059411 in words is "eighteen million, fifty-nine thousand, four hundred eleven".