201434611165 has 16 divisors (see below), whose sum is σ = 242374438656. Its totient is φ = 160712798400.

The previous prime is 201434611159. The next prime is 201434611171. The reversal of 201434611165 is 561116434102.

It is an interprime number because it is at equal distance from previous prime (201434611159) and next prime (201434611171).

It is not a de Polignac number, because 201434611165 - 2¹⁹ = 201434086877 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 201434611165.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4447735 + ... + 4492795.

It is an arithmetic number, because the mean of its divisors is an integer number (15148402416).

Almost surely, 2^201434611165 is an apocalyptic number.

It is an amenable number.

201434611165 is a deficient number, since it is larger than the sum of its proper divisors (40939827491).

201434611165 is a wasteful number, since it uses less digits than its factorization.

201434611165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47460.

The product of its (nonzero) digits is 17280, while the sum is 34.

The spelling of 201434611165 in words is "two hundred one billion, four hundred thirty-four million, six hundred eleven thousand, one hundred sixty-five".