201323039 has 2 divisors, whose sum is σ = 201323040. Its totient is φ = 201323038.

The previous prime is 201323029. The next prime is 201323053. The reversal of 201323039 is 930323102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201323039 - 2¹⁶ = 201257503 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201323029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100661519 + 100661520.

It is an arithmetic number, because the mean of its divisors is an integer number (100661520).

Almost surely, 2^201323039 is an apocalyptic number.

201323039 is a deficient number, since it is larger than the sum of its proper divisors (1).

201323039 is an equidigital number, since it uses as much as digits as its factorization.

201323039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 201323039 is about 14188.8350120790. The cubic root of 201323039 is about 586.0902443845.

It can be divided in two parts, 2013 and 23039, that added together give a palindrome (25052).

The spelling of 201323039 in words is "two hundred one million, three hundred twenty-three thousand, thirty-nine".