99351 has 24 divisors (see below), whose sum is σ = 174720. Its totient is φ = 53136.

The previous prime is 99349. The next prime is 99367. The reversal of 99351 is 15399.

It is not a de Polignac number, because 99351 - 2¹ = 99349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1156 + ... + 1238.

It is an arithmetic number, because the mean of its divisors is an integer number (7280).

2⁹⁹³⁵¹ is an apocalyptic number.

99351 is a deficient number, since it is larger than the sum of its proper divisors (75369).

99351 is a wasteful number, since it uses less digits than its factorization.

99351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115 (or 112 counting only the distinct ones).

The product of its digits is 1215, while the sum is 27.

The square root of 99351 is about 315.1999365482. The cubic root of 99351 is about 46.3152572842.

The spelling of 99351 in words is "ninety-nine thousand, three hundred fifty-one".