201034345 has 32 divisors (see below), whose sum is σ = 261233280. Its totient is φ = 148055040.

The previous prime is 201034321. The next prime is 201034373. The reversal of 201034345 is 543430102.

It is not a de Polignac number, because 201034345 - 2¹⁷ = 200903273 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 654682 + ... + 654988.

It is an arithmetic number, because the mean of its divisors is an integer number (8163540).

Almost surely, 2^201034345 is an apocalyptic number.

It is an amenable number.

201034345 is a deficient number, since it is larger than the sum of its proper divisors (60198935).

201034345 is a wasteful number, since it uses less digits than its factorization.

201034345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 201034345 is about 14178.6580817791. The cubic root of 201034345 is about 585.8099623738.

Adding to 201034345 its reverse (543430102), we get a palindrome (744464447).

The spelling of 201034345 in words is "two hundred one million, thirty-four thousand, three hundred forty-five".