3561534525 has 24 divisors (see below), whose sum is σ = 5891006880. Its totient is φ = 1898645440.

The previous prime is 3561534511. The next prime is 3561534563. The reversal of 3561534525 is 5254351653.

It is not a de Polignac number, because 3561534525 - 2¹² = 3561530429 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 184219 + ... + 202631.

It is an arithmetic number, because the mean of its divisors is an integer number (245458620).

Almost surely, 2^3561534525 is an apocalyptic number.

It is an amenable number.

3561534525 is a deficient number, since it is larger than the sum of its proper divisors (2329472355).

3561534525 is a wasteful number, since it uses less digits than its factorization.

3561534525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21005 (or 21000 counting only the distinct ones).

The product of its digits is 270000, while the sum is 39.

The square root of 3561534525 is about 59678.5935239764. The cubic root of 3561534525 is about 1527.1407040733.

The spelling of 3561534525 in words is "three billion, five hundred sixty-one million, five hundred thirty-four thousand, five hundred twenty-five".