13138602 has 8 divisors (see below), whose sum is σ = 26277216. Its totient is φ = 4379532.

The previous prime is 13138591. The next prime is 13138639. The reversal of 13138602 is 20683131.

13138602 is digitally balanced in base 2, because in such base 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.

13138602 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1094878 + ... + 1094889.

It is an arithmetic number, because the mean of its divisors is an integer number (3284652).

Almost surely, 2^13138602 is an apocalyptic number.

13138602 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13138602 is a wasteful number, since it uses less digits than its factorization.

13138602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2189772.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 13138602 is about 3624.7209547771. The cubic root of 13138602 is about 235.9661566906.

The spelling of 13138602 in words is "thirteen million, one hundred thirty-eight thousand, six hundred two".