2409512489 has 2 divisors, whose sum is σ = 2409512490. Its totient is φ = 2409512488.

The previous prime is 2409512461. The next prime is 2409512503. The reversal of 2409512489 is 9842159042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1877748889 + 531763600 = 43333^2 + 23060^2 .

It is a cyclic number.

It is not a de Polignac number, because 2409512489 - 2¹² = 2409508393 is a prime.

It is not a weakly prime, because it can be changed into another prime (2409512429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1204756244 + 1204756245.

It is an arithmetic number, because the mean of its divisors is an integer number (1204756245).

Almost surely, 2^2409512489 is an apocalyptic number.

It is an amenable number.

2409512489 is a deficient number, since it is larger than the sum of its proper divisors (1).

2409512489 is an equidigital number, since it uses as much as digits as its factorization.

2409512489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 207360, while the sum is 44.

The square root of 2409512489 is about 49086.7852787285. The cubic root of 2409512489 is about 1340.6324498359.

The spelling of 2409512489 in words is "two billion, four hundred nine million, five hundred twelve thousand, four hundred eighty-nine".