99152447 has 2 divisors, whose sum is σ = 99152448. Its totient is φ = 99152446.

The previous prime is 99152441. The next prime is 99152467. The reversal of 99152447 is 74425199.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99152447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99152441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49576223 + 49576224.

It is an arithmetic number, because the mean of its divisors is an integer number (49576224).

Almost surely, 2^99152447 is an apocalyptic number.

99152447 is a deficient number, since it is larger than the sum of its proper divisors (1).

99152447 is an equidigital number, since it uses as much as digits as its factorization.

99152447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 41.

The square root of 99152447 is about 9957.5321741885. The cubic root of 99152447 is about 462.8438302296.

It can be divided in two parts, 99152 and 447, that added together give a palindrome (99599).

The spelling of 99152447 in words is "ninety-nine million, one hundred fifty-two thousand, four hundred forty-seven".