56067013 has 2 divisors, whose sum is σ = 56067014. Its totient is φ = 56067012.

The previous prime is 56067001. The next prime is 56067041. The reversal of 56067013 is 31076065.

It is an a-pointer prime, because the next prime (56067041) can be obtained adding 56067013 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44116164 + 11950849 = 6642^2 + 3457^2 .

It is a cyclic number.

It is not a de Polignac number, because 56067013 - 2⁵ = 56066981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56067073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28033506 + 28033507.

It is an arithmetic number, because the mean of its divisors is an integer number (28033507).

Almost surely, 2^56067013 is an apocalyptic number.

It is an amenable number.

56067013 is a deficient number, since it is larger than the sum of its proper divisors (1).

56067013 is an equidigital number, since it uses as much as digits as its factorization.

56067013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 56067013 is about 7487.7909292394. The cubic root of 56067013 is about 382.7387843610.

The spelling of 56067013 in words is "fifty-six million, sixty-seven thousand, thirteen".