2012561075 has 96 divisors (see below), whose sum is σ = 3075993600. Its totient is φ = 1303948800.

The previous prime is 2012561071. The next prime is 2012561107. The reversal of 2012561075 is 5701652102.

It is not a de Polignac number, because 2012561075 - 2² = 2012561071 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2012561071) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 17810219 + ... + 17810331.

It is an arithmetic number, because the mean of its divisors is an integer number (32041600).

Almost surely, 2^2012561075 is an apocalyptic number.

2012561075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2012561075 is a deficient number, since it is larger than the sum of its proper divisors (1063432525).

2012561075 is a wasteful number, since it uses less digits than its factorization.

2012561075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242 (or 223 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 2012561075 is about 44861.5768224881. The cubic root of 2012561075 is about 1262.5532075736.

The spelling of 2012561075 in words is "two billion, twelve million, five hundred sixty-one thousand, seventy-five".