56441659 has 2 divisors, whose sum is σ = 56441660. Its totient is φ = 56441658.

The previous prime is 56441639. The next prime is 56441677. The reversal of 56441659 is 95614465.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56441659 - 2¹⁹ = 55917371 is a prime.

It is not a weakly prime, because it can be changed into another prime (56441639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28220829 + 28220830.

It is an arithmetic number, because the mean of its divisors is an integer number (28220830).

Almost surely, 2^56441659 is an apocalyptic number.

56441659 is a deficient number, since it is larger than the sum of its proper divisors (1).

56441659 is an equidigital number, since it uses as much as digits as its factorization.

56441659 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129600, while the sum is 40.

The square root of 56441659 is about 7512.7664012666. The cubic root of 56441659 is about 383.5893935473.

The spelling of 56441659 in words is "fifty-six million, four hundred forty-one thousand, six hundred fifty-nine".