13122393 has 8 divisors (see below), whose sum is σ = 18061056. Its totient is φ = 8466000.

The previous prime is 13122379. The next prime is 13122409. The reversal of 13122393 is 39322131.

13122393 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 13122393 - 2⁴ = 13122377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13122313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70458 + ... + 70643.

It is an arithmetic number, because the mean of its divisors is an integer number (2257632).

Almost surely, 2^13122393 is an apocalyptic number.

It is an amenable number.

13122393 is a deficient number, since it is larger than the sum of its proper divisors (4938663).

13122393 is a wasteful number, since it uses less digits than its factorization.

13122393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141135.

The product of its digits is 972, while the sum is 24.

The square root of 13122393 is about 3622.4843684963. The cubic root of 13122393 is about 235.8690801681.

The spelling of 13122393 in words is "thirteen million, one hundred twenty-two thousand, three hundred ninety-three".