10518413 has 4 divisors (see below), whose sum is σ = 10690908. Its totient is φ = 10345920.

The previous prime is 10518401. The next prime is 10518439. The reversal of 10518413 is 31481501.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2778889 + 7739524 = 1667^2 + 2782^2 .

It is a cyclic number.

It is not a de Polignac number, because 10518413 - 2⁶ = 10518349 is a prime.

It is a super-2 number, since 2×10518413² = 221274024077138, which 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 (10538413) 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 3 ways as a sum of consecutive naturals, for example, 86156 + ... + 86277.

It is an arithmetic number, because the mean of its divisors is an integer number (2672727).

Almost surely, 2^10518413 is an apocalyptic number.

It is an amenable number.

10518413 is a deficient number, since it is larger than the sum of its proper divisors (172495).

10518413 is an equidigital number, since it uses as much as digits as its factorization.

10518413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172494.

The product of its (nonzero) digits is 480, while the sum is 23.

The square root of 10518413 is about 3243.2102922876. The cubic root of 10518413 is about 219.1038823824.

Adding to 10518413 its reverse (31481501), we get a palindrome (41999914).

The spelling of 10518413 in words is "ten million, five hundred eighteen thousand, four hundred thirteen".