56128327 has 2 divisors, whose sum is σ = 56128328. Its totient is φ = 56128326.

The previous prime is 56128309. The next prime is 56128363. The reversal of 56128327 is 72382165.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56128327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56128292 and 56128301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56128307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28064163 + 28064164.

It is an arithmetic number, because the mean of its divisors is an integer number (28064164).

Almost surely, 2^56128327 is an apocalyptic number.

56128327 is a deficient number, since it is larger than the sum of its proper divisors (1).

56128327 is an equidigital number, since it uses as much as digits as its factorization.

56128327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20160, while the sum is 34.

The square root of 56128327 is about 7491.8840754512. The cubic root of 56128327 is about 382.8782525634.

The spelling of 56128327 in words is "fifty-six million, one hundred twenty-eight thousand, three hundred twenty-seven".