103534561 has 16 divisors (see below), whose sum is σ = 114508800. Its totient is φ = 93014208.

The previous prime is 103534549. The next prime is 103534577. The reversal of 103534561 is 165435301.

It is a cyclic number.

It is not a de Polignac number, because 103534561 - 2⁷ = 103534433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103534511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145675 + ... + 146383.

It is an arithmetic number, because the mean of its divisors is an integer number (7156800).

Almost surely, 2^103534561 is an apocalyptic number.

It is an amenable number.

103534561 is a deficient number, since it is larger than the sum of its proper divisors (10974239).

103534561 is a wasteful number, since it uses less digits than its factorization.

103534561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1008.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 103534561 is about 10175.1934133951. The cubic root of 103534561 is about 469.5643480838.

Adding to 103534561 its reverse (165435301), we get a palindrome (268969862).

The spelling of 103534561 in words is "one hundred three million, five hundred thirty-four thousand, five hundred sixty-one".