2420899913 has 2 divisors, whose sum is σ = 2420899914. Its totient is φ = 2420899912.

The previous prime is 2420899883. The next prime is 2420899951. The reversal of 2420899913 is 3199980242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2370034489 + 50865424 = 48683^2 + 7132^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2420899913 is a prime.

It is not a weakly prime, because it can be changed into another prime (2420899963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210449956 + 1210449957.

It is an arithmetic number, because the mean of its divisors is an integer number (1210449957).

Almost surely, 2^2420899913 is an apocalyptic number.

It is an amenable number.

2420899913 is a deficient number, since it is larger than the sum of its proper divisors (1).

2420899913 is an equidigital number, since it uses as much as digits as its factorization.

2420899913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 279936, while the sum is 47.

The square root of 2420899913 is about 49202.6413213762. The cubic root of 2420899913 is about 1342.7410870832.

The spelling of 2420899913 in words is "two billion, four hundred twenty million, eight hundred ninety-nine thousand, nine hundred thirteen".