6133561 has 16 divisors (see below), whose sum is σ = 7464960. Its totient is φ = 4922640.

The previous prime is 6133537. The next prime is 6133573. The reversal of 6133561 is 1653316.

It is a cyclic number.

It is not a de Polignac number, because 6133561 - 2¹⁷ = 6002489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6133591) 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, 14016 + ... + 14446.

It is an arithmetic number, because the mean of its divisors is an integer number (466560).

Almost surely, 2^6133561 is an apocalyptic number.

It is an amenable number.

6133561 is a deficient number, since it is larger than the sum of its proper divisors (1331399).

6133561 is a wasteful number, since it uses less digits than its factorization.

6133561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564.

The product of its digits is 1620, while the sum is 25.

The square root of 6133561 is about 2476.6027133959. The cubic root of 6133561 is about 183.0504902140.

Adding to 6133561 its reverse (1653316), we get a palindrome (7786877).

The spelling of 6133561 in words is "six million, one hundred thirty-three thousand, five hundred sixty-one".