919120244899 has 2 divisors, whose sum is σ = 919120244900. Its totient is φ = 919120244898.

The previous prime is 919120244897. The next prime is 919120244947. The reversal of 919120244899 is 998442021919.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 919120244899 - 2¹ = 919120244897 is a prime.

Together with 919120244897, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (919120244897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 459560122449 + 459560122450.

It is an arithmetic number, because the mean of its divisors is an integer number (459560122450).

Almost surely, 2^919120244899 is an apocalyptic number.

919120244899 is a deficient number, since it is larger than the sum of its proper divisors (1).

919120244899 is an equidigital number, since it uses as much as digits as its factorization.

919120244899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3359232, while the sum is 58.

The spelling of 919120244899 in words is "nine hundred nineteen billion, one hundred twenty million, two hundred forty-four thousand, eight hundred ninety-nine".