9620459899 has 2 divisors, whose sum is σ = 9620459900. Its totient is φ = 9620459898.

The previous prime is 9620459879. The next prime is 9620459911. The reversal of 9620459899 is 9989540269.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (9989540269) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9620459899 - 2¹¹ = 9620457851 is a prime.

It is not a weakly prime, because it can be changed into another prime (9620459879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4810229949 + 4810229950.

It is an arithmetic number, because the mean of its divisors is an integer number (4810229950).

Almost surely, 2^9620459899 is an apocalyptic number.

9620459899 is a deficient number, since it is larger than the sum of its proper divisors (1).

9620459899 is an equidigital number, since it uses as much as digits as its factorization.

9620459899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12597120, while the sum is 61.

The square root of 9620459899 is about 98083.9431252639. The cubic root of 9620459899 is about 2126.8259202775.

The spelling of 9620459899 in words is "nine billion, six hundred twenty million, four hundred fifty-nine thousand, eight hundred ninety-nine".