10118523 has 4 divisors (see below), whose sum is σ = 13491368. Its totient is φ = 6745680.

The previous prime is 10118503. The next prime is 10118531. The reversal of 10118523 is 32581101.

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

It is not a de Polignac number, because 10118523 - 2⁹ = 10118011 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10118523.

It is not an unprimeable number, because it can be changed into a prime (10118503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1686418 + ... + 1686423.

It is an arithmetic number, because the mean of its divisors is an integer number (3372842).

Almost surely, 2^10118523 is an apocalyptic number.

10118523 is a deficient number, since it is larger than the sum of its proper divisors (3372845).

10118523 is an equidigital number, since it uses as much as digits as its factorization.

10118523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3372844.

The product of its (nonzero) digits is 240, while the sum is 21.

The square root of 10118523 is about 3180.9625901604. The cubic root of 10118523 is about 216.2912950864.

Adding to 10118523 its reverse (32581101), we get a palindrome (42699624).

The spelling of 10118523 in words is "ten million, one hundred eighteen thousand, five hundred twenty-three".