201238263 has 14 divisors (see below), whose sum is σ = 301720464. Its totient is φ = 134158356.

The previous prime is 201238259. The next prime is 201238273. The reversal of 201238263 is 362832102.

It is not a de Polignac number, because 201238263 - 2² = 201238259 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201238273) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 137295 + ... + 138752.

Almost surely, 2^201238263 is an apocalyptic number.

201238263 is a deficient number, since it is larger than the sum of its proper divisors (100482201).

201238263 is an frugal number, since it uses more digits than its factorization.

201238263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276065 (or 276050 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 201238263 is about 14185.8472781854. The cubic root of 201238263 is about 586.0079663988.

The spelling of 201238263 in words is "two hundred one million, two hundred thirty-eight thousand, two hundred sixty-three".