201144263 has 2 divisors, whose sum is σ = 201144264. Its totient is φ = 201144262.

The previous prime is 201144197. The next prime is 201144313. The reversal of 201144263 is 362441102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201144263 - 2¹⁶ = 201078727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201144863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100572131 + 100572132.

It is an arithmetic number, because the mean of its divisors is an integer number (100572132).

Almost surely, 2^201144263 is an apocalyptic number.

201144263 is a deficient number, since it is larger than the sum of its proper divisors (1).

201144263 is an equidigital number, since it uses as much as digits as its factorization.

201144263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 201144263 is about 14182.5337299088. The cubic root of 201144263 is about 585.9167091877.

Adding to 201144263 its reverse (362441102), we get a palindrome (563585365).

The spelling of 201144263 in words is "two hundred one million, one hundred forty-four thousand, two hundred sixty-three".