18141006503 has 8 divisors (see below), whose sum is σ = 18193355040. Its totient is φ = 18088732800.

The previous prime is 18141006479. The next prime is 18141006557. The reversal of 18141006503 is 30560014181.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 18141006503 - 2¹⁰ = 18141005479 is a prime.

It is a super-2 number, since 2×18141006503² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18141006203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 486251 + ... + 522227.

It is an arithmetic number, because the mean of its divisors is an integer number (2274169380).

Almost surely, 2^18141006503 is an apocalyptic number.

18141006503 is a deficient number, since it is larger than the sum of its proper divisors (52348537).

18141006503 is an equidigital number, since it uses as much as digits as its factorization.

18141006503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37417.

The product of its (nonzero) digits is 2880, while the sum is 29.

The spelling of 18141006503 in words is "eighteen billion, one hundred forty-one million, six thousand, five hundred three".