2402024509 has 2 divisors, whose sum is σ = 2402024510. Its totient is φ = 2402024508.

The previous prime is 2402024507. The next prime is 2402024549. The reversal of 2402024509 is 9054202042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2280540025 + 121484484 = 47755^2 + 11022^2 .

It is a cyclic number.

It is not a de Polignac number, because 2402024509 - 2¹ = 2402024507 is a prime.

Together with 2402024507, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2402024507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1201012254 + 1201012255.

It is an arithmetic number, because the mean of its divisors is an integer number (1201012255).

Almost surely, 2^2402024509 is an apocalyptic number.

It is an amenable number.

2402024509 is a deficient number, since it is larger than the sum of its proper divisors (1).

2402024509 is an equidigital number, since it uses as much as digits as its factorization.

2402024509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 2402024509 is about 49010.4530585058. The cubic root of 2402024509 is about 1339.2422590901.

The spelling of 2402024509 in words is "two billion, four hundred two million, twenty-four thousand, five hundred nine".