263201013 has 12 divisors (see below), whose sum is σ = 393289260. Its totient is φ = 169416576.

The previous prime is 263201011. The next prime is 263201027. The reversal of 263201013 is 310102362.

263201013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 58339044 + 204861969 = 7638^2 + 14313^2 .

It is not a de Polignac number, because 263201013 - 2¹ = 263201011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (263201011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 503956 + ... + 504477.

It is an arithmetic number, because the mean of its divisors is an integer number (32774105).

Almost surely, 2^263201013 is an apocalyptic number.

It is an amenable number.

263201013 is a deficient number, since it is larger than the sum of its proper divisors (130088247).

263201013 is a wasteful number, since it uses less digits than its factorization.

263201013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1008468 (or 1008465 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 263201013 is about 16223.4710527680. The cubic root of 263201013 is about 640.8590458036.

Adding to 263201013 its reverse (310102362), we get a palindrome (573303375).

The spelling of 263201013 in words is "two hundred sixty-three million, two hundred one thousand, thirteen".