13121098 has 8 divisors (see below), whose sum is σ = 19701792. Its totient is φ = 6553836.

The previous prime is 13121083. The next prime is 13121099. The reversal of 13121098 is 89012131.

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

It is not an unprimeable number, because it can be changed into a prime (13121099) 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, 390 + ... + 5137.

It is an arithmetic number, because the mean of its divisors is an integer number (2462724).

Almost surely, 2^13121098 is an apocalyptic number.

13121098 is a deficient number, since it is larger than the sum of its proper divisors (6580694).

13121098 is a wasteful number, since it uses less digits than its factorization.

13121098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6716.

The product of its (nonzero) digits is 432, while the sum is 25.

The square root of 13121098 is about 3622.3056193535. The cubic root of 13121098 is about 235.8613208997.

The spelling of 13121098 in words is "thirteen million, one hundred twenty-one thousand, ninety-eight".