99225019 has 2 divisors, whose sum is σ = 99225020. Its totient is φ = 99225018.

The previous prime is 99224999. The next prime is 99225023. The reversal of 99225019 is 91052299.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99225019 - 2¹⁵ = 99192251 is a prime.

It is a super-2 number, since 2×99225019² = 19691208791100722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (99226019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49612509 + 49612510.

It is an arithmetic number, because the mean of its divisors is an integer number (49612510).

Almost surely, 2^99225019 is an apocalyptic number.

99225019 is a deficient number, since it is larger than the sum of its proper divisors (1).

99225019 is an equidigital number, since it uses as much as digits as its factorization.

99225019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14580, while the sum is 37.

The square root of 99225019 is about 9961.1755832331. The cubic root of 99225019 is about 462.9567247734.

It can be divided in two parts, 9922 and 5019, that added together give a palindrome (14941).

The spelling of 99225019 in words is "ninety-nine million, two hundred twenty-five thousand, nineteen".