2420995459 has 2 divisors, whose sum is σ = 2420995460. Its totient is φ = 2420995458.

The previous prime is 2420995457. The next prime is 2420995477. The reversal of 2420995459 is 9545990242.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2420995459 - 2¹ = 2420995457 is a prime.

It is a super-2 number, since 2×2420995459² = 11722438024997241362, which contains 22 as substring.

Together with 2420995457, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2420995453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210497729 + 1210497730.

It is an arithmetic number, because the mean of its divisors is an integer number (1210497730).

Almost surely, 2^2420995459 is an apocalyptic number.

2420995459 is a deficient number, since it is larger than the sum of its proper divisors (1).

2420995459 is an equidigital number, since it uses as much as digits as its factorization.

2420995459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1166400, while the sum is 49.

The square root of 2420995459 is about 49203.6122556058. The cubic root of 2420995459 is about 1342.7587515684.

The spelling of 2420995459 in words is "two billion, four hundred twenty million, nine hundred ninety-five thousand, four hundred fifty-nine".