201041564 has 6 divisors (see below), whose sum is σ = 351822744. Its totient is φ = 100520780.

The previous prime is 201041563. The next prime is 201041579. The reversal of 201041564 is 465140102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201041563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25130192 + ... + 25130199.

It is an arithmetic number, because the mean of its divisors is an integer number (58637124).

Almost surely, 2^201041564 is an apocalyptic number.

It is an amenable number.

201041564 is a deficient number, since it is larger than the sum of its proper divisors (150781180).

201041564 is a wasteful number, since it uses less digits than its factorization.

201041564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50260395 (or 50260393 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 201041564 is about 14178.9126522452. The cubic root of 201041564 is about 585.8169742959.

Adding to 201041564 its reverse (465140102), we get a palindrome (666181666).

The spelling of 201041564 in words is "two hundred one million, forty-one thousand, five hundred sixty-four".