18850463 has 2 divisors, whose sum is σ = 18850464. Its totient is φ = 18850462.

The previous prime is 18850453. The next prime is 18850471. The reversal of 18850463 is 36405881.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 18850463 - 2¹² = 18846367 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18850453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9425231 + 9425232.

It is an arithmetic number, because the mean of its divisors is an integer number (9425232).

Almost surely, 2^18850463 is an apocalyptic number.

18850463 is a deficient number, since it is larger than the sum of its proper divisors (1).

18850463 is an equidigital number, since it uses as much as digits as its factorization.

18850463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 18850463 is about 4341.7119895267. The cubic root of 18850463 is about 266.1382767973.

The spelling of 18850463 in words is "eighteen million, eight hundred fifty thousand, four hundred sixty-three".