3089145509 has 2 divisors, whose sum is σ = 3089145510. Its totient is φ = 3089145508.

The previous prime is 3089145487. The next prime is 3089145529. The reversal of 3089145509 is 9055419803.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1718517025 + 1370628484 = 41455^2 + 37022^2 .

It is an emirp because it is prime and its reverse (9055419803) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3089145509 - 2⁸ = 3089145253 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3089145509.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3089145529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1544572754 + 1544572755.

It is an arithmetic number, because the mean of its divisors is an integer number (1544572755).

Almost surely, 2^3089145509 is an apocalyptic number.

It is an amenable number.

3089145509 is a deficient number, since it is larger than the sum of its proper divisors (1).

3089145509 is an equidigital number, since it uses as much as digits as its factorization.

3089145509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 194400, while the sum is 44.

The square root of 3089145509 is about 55580.0819448838. The cubic root of 3089145509 is about 1456.3959251953.

The spelling of 3089145509 in words is "three billion, eighty-nine million, one hundred forty-five thousand, five hundred nine".