11798598121 has 8 divisors (see below), whose sum is σ = 12317849280. Its totient is φ = 11279869392.

The previous prime is 11798598083. The next prime is 11798598157. The reversal of 11798598121 is 12189589711.

11798598121 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.

It is not a de Polignac number, because 11798598121 - 2¹⁵ = 11798565353 is a prime.

It is a super-4 number, since 4×11798598121⁴ (a number of 41 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11798598421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84090 + ... + 175123.

It is an arithmetic number, because the mean of its divisors is an integer number (1539731160).

Almost surely, 2^11798598121 is an apocalyptic number.

It is an amenable number.

11798598121 is a deficient number, since it is larger than the sum of its proper divisors (519251159).

11798598121 is a wasteful number, since it uses less digits than its factorization.

11798598121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261215.

The product of its digits is 362880, while the sum is 52.

The spelling of 11798598121 in words is "eleven billion, seven hundred ninety-eight million, five hundred ninety-eight thousand, one hundred twenty-one".