99019433 has 2 divisors, whose sum is σ = 99019434. Its totient is φ = 99019432.

The previous prime is 99019421. The next prime is 99019447. The reversal of 99019433 is 33491099.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96983104 + 2036329 = 9848^2 + 1427^2 .

It is an emirp because it is prime and its reverse (33491099) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99019433 - 2²⁴ = 82242217 is a prime.

It is a super-2 number, since 2×99019433² = 19609696223282978, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (99019483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49509716 + 49509717.

It is an arithmetic number, because the mean of its divisors is an integer number (49509717).

Almost surely, 2^99019433 is an apocalyptic number.

It is an amenable number.

99019433 is a deficient number, since it is larger than the sum of its proper divisors (1).

99019433 is an equidigital number, since it uses as much as digits as its factorization.

99019433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26244, while the sum is 38.

The square root of 99019433 is about 9950.8508681419. The cubic root of 99019433 is about 462.6367677330.

The spelling of 99019433 in words is "ninety-nine million, nineteen thousand, four hundred thirty-three".