201234013 has 2 divisors, whose sum is σ = 201234014. Its totient is φ = 201234012.

The previous prime is 201233999. The next prime is 201234037. The reversal of 201234013 is 310432102.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 190357209 + 10876804 = 13797^2 + 3298^2 .

It is a cyclic number.

It is not a de Polignac number, because 201234013 - 2²⁵ = 167679581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201234043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100617006 + 100617007.

It is an arithmetic number, because the mean of its divisors is an integer number (100617007).

Almost surely, 2^201234013 is an apocalyptic number.

It is an amenable number.

201234013 is a deficient number, since it is larger than the sum of its proper divisors (1).

201234013 is an equidigital number, since it uses as much as digits as its factorization.

201234013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 201234013 is about 14185.6974802087. The cubic root of 201234013 is about 586.0038410213.

Adding to 201234013 its reverse (310432102), we get a palindrome (511666115).

The spelling of 201234013 in words is "two hundred one million, two hundred thirty-four thousand, thirteen".