18483419 has 2 divisors, whose sum is σ = 18483420. Its totient is φ = 18483418.

The previous prime is 18483407. The next prime is 18483449. The reversal of 18483419 is 91438481.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-18483419 is a prime.

It is a super-2 number, since 2×18483419² = 683273555859122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (18483449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9241709 + 9241710.

It is an arithmetic number, because the mean of its divisors is an integer number (9241710).

Almost surely, 2^18483419 is an apocalyptic number.

18483419 is a deficient number, since it is larger than the sum of its proper divisors (1).

18483419 is an equidigital number, since it uses as much as digits as its factorization.

18483419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27648, while the sum is 38.

The square root of 18483419 is about 4299.2346993389. The cubic root of 18483419 is about 264.3995852409.

The spelling of 18483419 in words is "eighteen million, four hundred eighty-three thousand, four hundred nineteen".