99115468453 has 2 divisors, whose sum is σ = 99115468454. Its totient is φ = 99115468452.

The previous prime is 99115468451. The next prime is 99115468469. The reversal of 99115468453 is 35486451199.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85006067364 + 14109401089 = 291558^2 + 118783^2 .

It is a cyclic number.

It is not a de Polignac number, because 99115468453 - 2¹ = 99115468451 is a prime.

Together with 99115468451, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 99115468394 and 99115468403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99115468451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49557734226 + 49557734227.

It is an arithmetic number, because the mean of its divisors is an integer number (49557734227).

Almost surely, 2^99115468453 is an apocalyptic number.

It is an amenable number.

99115468453 is a deficient number, since it is larger than the sum of its proper divisors (1).

99115468453 is an equidigital number, since it uses as much as digits as its factorization.

99115468453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4665600, while the sum is 55.

The spelling of 99115468453 in words is "ninety-nine billion, one hundred fifteen million, four hundred sixty-eight thousand, four hundred fifty-three".