56061011 has 4 divisors (see below), whose sum is σ = 56691000. Its totient is φ = 55431024.

The previous prime is 56060993. The next prime is 56061017. The reversal of 56061011 is 11016065.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56061011 - 2⁶ = 56060947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56061017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 314861 + ... + 315038.

It is an arithmetic number, because the mean of its divisors is an integer number (14172750).

Almost surely, 2^56061011 is an apocalyptic number.

56061011 is a deficient number, since it is larger than the sum of its proper divisors (629989).

56061011 is an equidigital number, since it uses as much as digits as its factorization.

56061011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629988.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 56061011 is about 7487.3901327499. The cubic root of 56061011 is about 382.7251264183.

Adding to 56061011 its reverse (11016065), we get a palindrome (67077076).

The spelling of 56061011 in words is "fifty-six million, sixty-one thousand, eleven".