2013765045 has 8 divisors (see below), whose sum is σ = 3222024096. Its totient is φ = 1074008016.

The previous prime is 2013765041. The next prime is 2013765077. The reversal of 2013765045 is 5405673102.

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

It is not a de Polignac number, because 2013765045 - 2² = 2013765041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2013764997 and 2013765015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013765041) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 67125487 + ... + 67125516.

It is an arithmetic number, because the mean of its divisors is an integer number (402753012).

Almost surely, 2^2013765045 is an apocalyptic number.

It is an amenable number.

2013765045 is a deficient number, since it is larger than the sum of its proper divisors (1208259051).

2013765045 is a wasteful number, since it uses less digits than its factorization.

2013765045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134251011.

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 2013765045 is about 44874.9935376040. The cubic root of 2013765045 is about 1262.8049221986.

The spelling of 2013765045 in words is "two billion, thirteen million, seven hundred sixty-five thousand, forty-five".