2023199957 has 2 divisors, whose sum is σ = 2023199958. Its totient is φ = 2023199956.

The previous prime is 2023199953. The next prime is 2023200029. The reversal of 2023199957 is 7599913202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2020862116 + 2337841 = 44954^2 + 1529^2 .

It is a cyclic number.

It is not a de Polignac number, because 2023199957 - 2² = 2023199953 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2023199951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011599978 + 1011599979.

It is an arithmetic number, because the mean of its divisors is an integer number (1011599979).

Almost surely, 2^2023199957 is an apocalyptic number.

It is an amenable number.

2023199957 is a deficient number, since it is larger than the sum of its proper divisors (1).

2023199957 is an equidigital number, since it uses as much as digits as its factorization.

2023199957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 306180, while the sum is 47.

The square root of 2023199957 is about 44979.9950755889. The cubic root of 2023199957 is about 1264.7740189058.

The spelling of 2023199957 in words is "two billion, twenty-three million, one hundred ninety-nine thousand, nine hundred fifty-seven".