99630259 has 2 divisors, whose sum is σ = 99630260. Its totient is φ = 99630258.

The previous prime is 99630241. The next prime is 99630313. The reversal of 99630259 is 95203699.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 99630259 - 2¹³ = 99622067 is a prime.

It is not a weakly prime, because it can be changed into another prime (99634259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49815129 + 49815130.

It is an arithmetic number, because the mean of its divisors is an integer number (49815130).

Almost surely, 2^99630259 is an apocalyptic number.

99630259 is a deficient number, since it is larger than the sum of its proper divisors (1).

99630259 is an equidigital number, since it uses as much as digits as its factorization.

99630259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 131220, while the sum is 43.

The square root of 99630259 is about 9981.4958297842. The cubic root of 99630259 is about 463.5861149613.

The spelling of 99630259 in words is "ninety-nine million, six hundred thirty thousand, two hundred fifty-nine".