10018873 has 2 divisors, whose sum is σ = 10018874. Its totient is φ = 10018872.

The previous prime is 10018867. The next prime is 10018907. The reversal of 10018873 is 37881001.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9072144 + 946729 = 3012^2 + 973^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10018873 is a prime.

It is not a weakly prime, because it can be changed into another prime (10018843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5009436 + 5009437.

It is an arithmetic number, because the mean of its divisors is an integer number (5009437).

Almost surely, 2^10018873 is an apocalyptic number.

It is an amenable number.

10018873 is a deficient number, since it is larger than the sum of its proper divisors (1).

10018873 is an equidigital number, since it uses as much as digits as its factorization.

10018873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 28.

The square root of 10018873 is about 3165.2603368443. The cubic root of 10018873 is about 215.5789193135.

Adding to 10018873 its reverse (37881001), we get a palindrome (47899874).

The spelling of 10018873 in words is "ten million, eighteen thousand, eight hundred seventy-three".