99134747141 has 4 divisors (see below), whose sum is σ = 99858358572. Its totient is φ = 98411135712.

The previous prime is 99134747113. The next prime is 99134747147. The reversal of 99134747141 is 14174743199.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 44812656100 + 54322091041 = 211690^2 + 233071^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99134747141 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 99134747141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99134747147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 361805510 + ... + 361805783.

It is an arithmetic number, because the mean of its divisors is an integer number (24964589643).

Almost surely, 2^99134747141 is an apocalyptic number.

It is an amenable number.

99134747141 is a deficient number, since it is larger than the sum of its proper divisors (723611431).

99134747141 is a wasteful number, since it uses less digits than its factorization.

99134747141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723611430.

The product of its digits is 762048, while the sum is 50.

The spelling of 99134747141 in words is "ninety-nine billion, one hundred thirty-four million, seven hundred forty-seven thousand, one hundred forty-one".