103564111523 has 8 divisors (see below), whose sum is σ = 103724398800. Its totient is φ = 103403908960.

The previous prime is 103564111501. The next prime is 103564111597. The reversal of 103564111523 is 325111465301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 103564111523 - 2¹⁴ = 103564095139 is a prime.

It is a super-3 number, since 3×103564111523³ (a number of 34 digits) contains 333 as substring.

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 103564111523.

It is not an unprimeable number, because it can be changed into a prime (103564111223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2689361 + ... + 2727597.

It is an arithmetic number, because the mean of its divisors is an integer number (12965549850).

Almost surely, 2^103564111523 is an apocalyptic number.

103564111523 is a deficient number, since it is larger than the sum of its proper divisors (160287277).

103564111523 is an equidigital number, since it uses as much as digits as its factorization.

103564111523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42357.

The product of its (nonzero) digits is 10800, while the sum is 32.

Adding to 103564111523 its reverse (325111465301), we get a palindrome (428675576824).

The spelling of 103564111523 in words is "one hundred three billion, five hundred sixty-four million, one hundred eleven thousand, five hundred twenty-three".