103525131543 has 4 divisors (see below), whose sum is σ = 138033508728. Its totient is φ = 69016754360.

The previous prime is 103525131533. The next prime is 103525131587. The reversal of 103525131543 is 345131525301.

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

It is a cyclic number.

It is not a de Polignac number, because 103525131543 - 2¹⁴ = 103525115159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103525131533) 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, 17254188588 + ... + 17254188593.

It is an arithmetic number, because the mean of its divisors is an integer number (34508377182).

Almost surely, 2^103525131543 is an apocalyptic number.

103525131543 is a deficient number, since it is larger than the sum of its proper divisors (34508377185).

103525131543 is an equidigital number, since it uses as much as digits as its factorization.

103525131543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34508377184.

The product of its (nonzero) digits is 27000, while the sum is 33.

Adding to 103525131543 its reverse (345131525301), we get a palindrome (448656656844).

The spelling of 103525131543 in words is "one hundred three billion, five hundred twenty-five million, one hundred thirty-one thousand, five hundred forty-three".