103243544523 has 12 divisors (see below), whose sum is σ = 170433787888. Its totient is φ = 58996311120.

The previous prime is 103243544501. The next prime is 103243544539. The reversal of 103243544523 is 325445342301.

103243544523 is a `hidden beast` number, since 10 + 32 + 43 + 54 + 4 + 523 = 666.

It is not a de Polignac number, because 103243544523 - 2¹⁰ = 103243543499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (103243544123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 819393148 + ... + 819393273.

Almost surely, 2^103243544523 is an apocalyptic number.

103243544523 is a deficient number, since it is larger than the sum of its proper divisors (67190243365).

103243544523 is a wasteful number, since it uses less digits than its factorization.

103243544523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1638786434 (or 1638786431 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

Adding to 103243544523 its reverse (325445342301), we get a palindrome (428688886824).

The spelling of 103243544523 in words is "one hundred three billion, two hundred forty-three million, five hundred forty-four thousand, five hundred twenty-three".