99413317 has 4 divisors (see below), whose sum is σ = 99434700. Its totient is φ = 99391936.

The previous prime is 99413309. The next prime is 99413351. The reversal of 99413317 is 71331499.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 71331499 = 71 ⋅1004669.

It can be written as a sum of positive squares in 2 ways, for example, as 46908801 + 52504516 = 6849^2 + 7246^2 .

It is a cyclic number.

It is not a de Polignac number, because 99413317 - 2³ = 99413309 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 (99413357) 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, 442 + ... + 14107.

It is an arithmetic number, because the mean of its divisors is an integer number (24858675).

Almost surely, 2^99413317 is an apocalyptic number.

It is an amenable number.

99413317 is a deficient number, since it is larger than the sum of its proper divisors (21383).

99413317 is a wasteful number, since it uses less digits than its factorization.

99413317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21382.

The product of its digits is 20412, while the sum is 37.

The square root of 99413317 is about 9970.6226987084. The cubic root of 99413317 is about 463.2493886648.

The spelling of 99413317 in words is "ninety-nine million, four hundred thirteen thousand, three hundred seventeen".