201066427 has 2 divisors, whose sum is σ = 201066428. Its totient is φ = 201066426.

The previous prime is 201066413. The next prime is 201066449. The reversal of 201066427 is 724660102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201066427 - 2¹¹ = 201064379 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201066395 and 201066404.

It is not a weakly prime, because it can be changed into another prime (201066407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100533213 + 100533214.

It is an arithmetic number, because the mean of its divisors is an integer number (100533214).

Almost surely, 2^201066427 is an apocalyptic number.

201066427 is a deficient number, since it is larger than the sum of its proper divisors (1).

201066427 is an equidigital number, since it uses as much as digits as its factorization.

201066427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 201066427 is about 14179.7893848957. The cubic root of 201066427 is about 585.8411228132.

The spelling of 201066427 in words is "two hundred one million, sixty-six thousand, four hundred twenty-seven".