201302005145 has 8 divisors (see below), whose sum is σ = 241891963656. Its totient is φ = 160821899136.

The previous prime is 201302005127. The next prime is 201302005159. The reversal of 201302005145 is 541500203102.

It can be written as a sum of positive squares in 4 ways, for example, as 140001692224 + 61300312921 = 374168^2 + 247589^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201302005145 - 2¹² = 201302001049 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 201302005145.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27459092 + ... + 27466421.

It is an arithmetic number, because the mean of its divisors is an integer number (30236495457).

Almost surely, 2^201302005145 is an apocalyptic number.

It is an amenable number.

201302005145 is a deficient number, since it is larger than the sum of its proper divisors (40589958511).

201302005145 is an equidigital number, since it uses as much as digits as its factorization.

201302005145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54926251.

The product of its (nonzero) digits is 1200, while the sum is 23.

Adding to 201302005145 its reverse (541500203102), we get a palindrome (742802208247).

The spelling of 201302005145 in words is "two hundred one billion, three hundred two million, five thousand, one hundred forty-five".