103040523 has 18 divisors (see below), whose sum is σ = 152985924. Its totient is φ = 66829104.

The previous prime is 103040473. The next prime is 103040527. The reversal of 103040523 is 325040301.

103040523 is a `hidden beast` number, since 103 + 0 + 40 + 523 = 666.

It is not a de Polignac number, because 103040523 - 2⁶ = 103040459 is a prime.

It is a super-2 number, since 2×103040523² = 21234698760227058, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 103040496 and 103040505.

It is not an unprimeable number, because it can be changed into a prime (103040527) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 8140 + ... + 16502.

It is an arithmetic number, because the mean of its divisors is an integer number (8499218).

Almost surely, 2^103040523 is an apocalyptic number.

103040523 is a deficient number, since it is larger than the sum of its proper divisors (49945401).

103040523 is an equidigital number, since it uses as much as digits as its factorization.

103040523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8443 (or 8403 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 103040523 is about 10150.8877936858. The cubic root of 103040523 is about 468.8162803343.

Adding to 103040523 its reverse (325040301), we get a palindrome (428080824).

The spelling of 103040523 in words is "one hundred three million, forty thousand, five hundred twenty-three".