13099427 has 8 divisors (see below), whose sum is σ = 14560560. Its totient is φ = 11683360.

The previous prime is 13099421. The next prime is 13099483. The reversal of 13099427 is 72499031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13099427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13099421) 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 7 ways as a sum of consecutive naturals, for example, 10652 + ... + 11817.

It is an arithmetic number, because the mean of its divisors is an integer number (1820070).

Almost surely, 2^13099427 is an apocalyptic number.

13099427 is a deficient number, since it is larger than the sum of its proper divisors (1461133).

13099427 is a wasteful number, since it uses less digits than its factorization.

13099427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22533.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 13099427 is about 3619.3130563686. The cubic root of 13099427 is about 235.7313986614.

The spelling of 13099427 in words is "thirteen million, ninety-nine thousand, four hundred twenty-seven".