2067245509 has 32 divisors (see below), whose sum is σ = 2637398016. Its totient is φ = 1579426560.

The previous prime is 2067245507. The next prime is 2067245513. The reversal of 2067245509 is 9055427602.

It is a cyclic number.

It is not a de Polignac number, because 2067245509 - 2¹ = 2067245507 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2067245501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 167422 + ... + 179344.

It is an arithmetic number, because the mean of its divisors is an integer number (82418688).

Almost surely, 2^2067245509 is an apocalyptic number.

It is an amenable number.

2067245509 is a deficient number, since it is larger than the sum of its proper divisors (570152507).

2067245509 is a wasteful number, since it uses less digits than its factorization.

2067245509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12025.

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 2067245509 is about 45466.9716277651. The cubic root of 2067245509 is about 1273.8863548060.

The spelling of 2067245509 in words is "two billion, sixty-seven million, two hundred forty-five thousand, five hundred nine".