99872147033 has 2 divisors, whose sum is σ = 99872147034. Its totient is φ = 99872147032.

The previous prime is 99872146999. The next prime is 99872147051. The reversal of 99872147033 is 33074127899.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95300629264 + 4571517769 = 308708^2 + 67613^2 .

It is an emirp because it is prime and its reverse (33074127899) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99872147033 - 2²² = 99867952729 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (99872147533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49936073516 + 49936073517.

It is an arithmetic number, because the mean of its divisors is an integer number (49936073517).

Almost surely, 2^99872147033 is an apocalyptic number.

It is an amenable number.

99872147033 is a deficient number, since it is larger than the sum of its proper divisors (1).

99872147033 is an equidigital number, since it uses as much as digits as its factorization.

99872147033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2286144, while the sum is 53.

The spelling of 99872147033 in words is "ninety-nine billion, eight hundred seventy-two million, one hundred forty-seven thousand, thirty-three".