99619127 has 2 divisors, whose sum is σ = 99619128. Its totient is φ = 99619126.

The previous prime is 99619123. The next prime is 99619153. The reversal of 99619127 is 72191699.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 99619127 - 2² = 99619123 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99619123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49809563 + 49809564.

It is an arithmetic number, because the mean of its divisors is an integer number (49809564).

Almost surely, 2^99619127 is an apocalyptic number.

99619127 is a deficient number, since it is larger than the sum of its proper divisors (1).

99619127 is an equidigital number, since it uses as much as digits as its factorization.

99619127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61236, while the sum is 44.

The square root of 99619127 is about 9980.9381823554. The cubic root of 99619127 is about 463.5688483434.

The spelling of 99619127 in words is "ninety-nine million, six hundred nineteen thousand, one hundred twenty-seven".