10539018 has 64 divisors (see below), whose sum is σ = 27360000. Its totient is φ = 3005856.

The previous prime is 10539017. The next prime is 10539029. The reversal of 10539018 is 81093501.

It is a super-2 number, since 2×10539018² = 222141800808648, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 10538982 and 10539000.

It is not an unprimeable number, because it can be changed into a prime (10539013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18238 + ... + 18806.

It is an arithmetic number, because the mean of its divisors is an integer number (427500).

Almost surely, 2^10539018 is an apocalyptic number.

10539018 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10539018, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13680000).

10539018 is an abundant number, since it is smaller than the sum of its proper divisors (16820982).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10539018 is an equidigital number, since it uses as much as digits as its factorization.

10539018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601 (or 581 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 10539018 is about 3246.3853745358. The cubic root of 10539018 is about 219.2468599313.

The spelling of 10539018 in words is "ten million, five hundred thirty-nine thousand, eighteen".