56141661 has 8 divisors (see below), whose sum is σ = 74901024. Its totient is φ = 37405040.

The previous prime is 56141653. The next prime is 56141671. The reversal of 56141661 is 16614165.

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 56141661 - 2³ = 56141653 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56141611) 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, 1306 + ... + 10676.

It is an arithmetic number, because the mean of its divisors is an integer number (9362628).

Almost surely, 2^56141661 is an apocalyptic number.

It is an amenable number.

56141661 is a deficient number, since it is larger than the sum of its proper divisors (18759363).

56141661 is a wasteful number, since it uses less digits than its factorization.

56141661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11371.

The product of its digits is 4320, while the sum is 30.

The square root of 56141661 is about 7492.7739189168. The cubic root of 56141661 is about 382.9085693670.

The spelling of 56141661 in words is "fifty-six million, one hundred forty-one thousand, six hundred sixty-one".