201332345 has 16 divisors (see below), whose sum is σ = 248249232. Its totient is φ = 156656640.

The previous prime is 201332293. The next prime is 201332347. The reversal of 201332345 is 543233102.

It can be written as a sum of positive squares in 8 ways, for example, as 48958009 + 152374336 = 6997^2 + 12344^2 .

It is not a de Polignac number, because 201332345 - 2¹⁰ = 201331321 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 201332345.

It is not an unprimeable number, because it can be changed into a prime (201332347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75149 + ... + 77781.

It is an arithmetic number, because the mean of its divisors is an integer number (15515577).

Almost surely, 2^201332345 is an apocalyptic number.

It is an amenable number.

201332345 is a deficient number, since it is larger than the sum of its proper divisors (46916887).

201332345 is a wasteful number, since it uses less digits than its factorization.

201332345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3052.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 201332345 is about 14189.1629421894. The cubic root of 201332345 is about 586.0992747664.

Adding to 201332345 its reverse (543233102), we get a palindrome (744565447).

The spelling of 201332345 in words is "two hundred one million, three hundred thirty-two thousand, three hundred forty-five".