2985120279509 has 2 divisors, whose sum is σ = 2985120279510. Its totient is φ = 2985120279508.

The previous prime is 2985120279457. The next prime is 2985120279527. The reversal of 2985120279509 is 9059720215892.

2985120279509 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2979151944484 + 5968335025 = 1726022^2 + 77255^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2985120279509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2985120279599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1492560139754 + 1492560139755.

It is an arithmetic number, because the mean of its divisors is an integer number (1492560139755).

Almost surely, 2^{2985120279509} is an apocalyptic number.

It is an amenable number.

2985120279509 is a deficient number, since it is larger than the sum of its proper divisors (1).

2985120279509 is an equidigital number, since it uses as much as digits as its factorization.

2985120279509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8164800, while the sum is 59.

The spelling of 2985120279509 in words is "two trillion, nine hundred eighty-five billion, one hundred twenty million, two hundred seventy-nine thousand, five hundred nine".