99481193 has 4 divisors (see below), whose sum is σ = 113692800. Its totient is φ = 85269588.

The previous prime is 99481183. The next prime is 99481199. The reversal of 99481193 is 39118499.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 39118499 = 7 ⋅5588357.

It is a cyclic number.

It is not a de Polignac number, because 99481193 - 2⁸ = 99480937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99481199) 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, 7105793 + ... + 7105806.

It is an arithmetic number, because the mean of its divisors is an integer number (28423200).

Almost surely, 2^99481193 is an apocalyptic number.

It is an amenable number.

99481193 is a deficient number, since it is larger than the sum of its proper divisors (14211607).

99481193 is a wasteful number, since it uses less digits than its factorization.

99481193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14211606.

The product of its digits is 69984, while the sum is 44.

The square root of 99481193 is about 9974.0259173515. The cubic root of 99481193 is about 463.3547949389.

The spelling of 99481193 in words is "ninety-nine million, four hundred eighty-one thousand, one hundred ninety-three".