201234263 has 4 divisors (see below), whose sum is σ = 211825560. Its totient is φ = 190642968.

The previous prime is 201234259. The next prime is 201234283. The reversal of 201234263 is 362432102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 201234263 - 2² = 201234259 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201234233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5295620 + ... + 5295657.

It is an arithmetic number, because the mean of its divisors is an integer number (52956390).

Almost surely, 2^201234263 is an apocalyptic number.

201234263 is a deficient number, since it is larger than the sum of its proper divisors (10591297).

201234263 is a wasteful number, since it uses less digits than its factorization.

201234263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10591296.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 201234263 is about 14185.7062918982. The cubic root of 201234263 is about 586.0040836922.

Adding to 201234263 its reverse (362432102), we get a palindrome (563666365).

The spelling of 201234263 in words is "two hundred one million, two hundred thirty-four thousand, two hundred sixty-three".