13917299 has 6 divisors (see below), whose sum is σ = 15297660. Its totient is φ = 12651980.

The previous prime is 13917289. The next prime is 13917301. The reversal of 13917299 is 99271931.

It is not a de Polignac number, because 13917299 - 2⁴ = 13917283 is a prime.

It is a super-2 number, since 2×13917299² = 387382422910802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13917289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 57389 + ... + 57630.

It is an arithmetic number, because the mean of its divisors is an integer number (2549610).

Almost surely, 2^13917299 is an apocalyptic number.

13917299 is a deficient number, since it is larger than the sum of its proper divisors (1380361).

13917299 is a wasteful number, since it uses less digits than its factorization.

13917299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115041 (or 115030 counting only the distinct ones).

The product of its digits is 30618, while the sum is 41.

The square root of 13917299 is about 3730.5896316802. The cubic root of 13917299 is about 240.5387146410.

The spelling of 13917299 in words is "thirteen million, nine hundred seventeen thousand, two hundred ninety-nine".