18126063 has 12 divisors (see below), whose sum is σ = 27722448. Its totient is φ = 11373120.

The previous prime is 18126061. The next prime is 18126079. The reversal of 18126063 is 36062181.

It is not a de Polignac number, because 18126063 - 2¹ = 18126061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18126061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59083 + ... + 59388.

It is an arithmetic number, because the mean of its divisors is an integer number (2310204).

Almost surely, 2^18126063 is an apocalyptic number.

18126063 is a deficient number, since it is larger than the sum of its proper divisors (9596385).

18126063 is a wasteful number, since it uses less digits than its factorization.

18126063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118494 (or 118491 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 18126063 is about 4257.4714326699. The cubic root of 18126063 is about 262.6845287554.

It can be divided in two parts, 1812 and 6063, that added together give a triangular number (7875 = T₁₂₅).

The spelling of 18126063 in words is "eighteen million, one hundred twenty-six thousand, sixty-three".