566011401 has 4 divisors (see below), whose sum is σ = 754681872. Its totient is φ = 377340932.

The previous prime is 566011399. The next prime is 566011429. The reversal of 566011401 is 104110665.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 566011401 - 2¹ = 566011399 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (566011001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94335231 + ... + 94335236.

It is an arithmetic number, because the mean of its divisors is an integer number (188670468).

Almost surely, 2^566011401 is an apocalyptic number.

It is an amenable number.

566011401 is a deficient number, since it is larger than the sum of its proper divisors (188670471).

566011401 is a wasteful number, since it uses less digits than its factorization.

566011401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188670470.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 566011401 is about 23790.9941154211. The cubic root of 566011401 is about 827.1959378546.

The spelling of 566011401 in words is "five hundred sixty-six million, eleven thousand, four hundred one".