13038698 has 4 divisors (see below), whose sum is σ = 19558050. Its totient is φ = 6519348.

The previous prime is 13038691. The next prime is 13038703. The reversal of 13038698 is 89683031.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 11950849 + 1087849 = 3457^2 + 1043^2 .

It is not an unprimeable number, because it can be changed into a prime (13038691) 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 as a sum of consecutive naturals, namely, 3259673 + ... + 3259676.

Almost surely, 2^13038698 is an apocalyptic number.

13038698 is a deficient number, since it is larger than the sum of its proper divisors (6519352).

13038698 is an equidigital number, since it uses as much as digits as its factorization.

13038698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6519351.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 13038698 is about 3610.9137347768. The cubic root of 13038698 is about 235.3665503398.

It can be divided in two parts, 1303 and 8698, that added together give a palindrome (10001).

The spelling of 13038698 in words is "thirteen million, thirty-eight thousand, six hundred ninety-eight".