1564340201 has 2 divisors, whose sum is σ = 1564340202. Its totient is φ = 1564340200.

The previous prime is 1564340189. The next prime is 1564340213. The reversal of 1564340201 is 1020434651.

It is a balanced prime because it is at equal distance from previous prime (1564340189) and next prime (1564340213).

It can be written as a sum of positive squares in only one way, i.e., 1503578176 + 60762025 = 38776^2 + 7795^2 .

It is an emirp because it is prime and its reverse (1020434651) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1564340201 - 2¹⁸ = 1564078057 is a prime.

It is not a weakly prime, because it can be changed into another prime (1564340291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 782170100 + 782170101.

It is an arithmetic number, because the mean of its divisors is an integer number (782170101).

Almost surely, 2^1564340201 is an apocalyptic number.

It is an amenable number.

1564340201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1564340201 is an equidigital number, since it uses as much as digits as its factorization.

1564340201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 1564340201 is about 39551.7408087179. The cubic root of 1564340201 is about 1160.8525740263.

Adding to 1564340201 its reverse (1020434651), we get a palindrome (2584774852).

The spelling of 1564340201 in words is "one billion, five hundred sixty-four million, three hundred forty thousand, two hundred one".