13043709398 has 4 divisors (see below), whose sum is σ = 19565564100. Its totient is φ = 6521854698.

The previous prime is 13043709359. The next prime is 13043709401. The reversal of 13043709398 is 89390734031.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89390734031 = 503 ⋅177715177.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3260927348 + ... + 3260927351.

It is an arithmetic number, because the mean of its divisors is an integer number (4891391025).

Almost surely, 2^13043709398 is an apocalyptic number.

13043709398 is a deficient number, since it is larger than the sum of its proper divisors (6521854702).

13043709398 is an equidigital number, since it uses as much as digits as its factorization.

13043709398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6521854701.

The product of its (nonzero) digits is 489888, while the sum is 47.

The spelling of 13043709398 in words is "thirteen billion, forty-three million, seven hundred nine thousand, three hundred ninety-eight".