99091349 has 4 divisors (see below), whose sum is σ = 113247264. Its totient is φ = 84935436.

The previous prime is 99091339. The next prime is 99091361. The reversal of 99091349 is 94319099.

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.

It is a cyclic number.

It is not a de Polignac number, because 99091349 - 2²⁰ = 98042773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99091319) 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, 7077947 + ... + 7077960.

It is an arithmetic number, because the mean of its divisors is an integer number (28311816).

Almost surely, 2^99091349 is an apocalyptic number.

It is an amenable number.

99091349 is a deficient number, since it is larger than the sum of its proper divisors (14155915).

99091349 is a wasteful number, since it uses less digits than its factorization.

99091349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14155914.

The product of its (nonzero) digits is 78732, while the sum is 44.

The square root of 99091349 is about 9954.4637725997. The cubic root of 99091349 is about 462.7487421651.

The spelling of 99091349 in words is "ninety-nine million, ninety-one thousand, three hundred forty-nine".