141598197121 has 4 divisors (see below), whose sum is σ = 149927502852. Its totient is φ = 133268891392.

The previous prime is 141598197113. The next prime is 141598197157. The reversal of 141598197121 is 121791895141.

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

It can be written as a sum of positive squares in 2 ways, for example, as 59192457025 + 82405740096 = 243295^2 + 287064^2 .

It is a cyclic number.

It is not a de Polignac number, because 141598197121 - 2³ = 141598197113 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141598197101) 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 3 ways as a sum of consecutive naturals, for example, 4164652840 + ... + 4164652873.

It is an arithmetic number, because the mean of its divisors is an integer number (37481875713).

Almost surely, 2^141598197121 is an apocalyptic number.

It is an amenable number.

141598197121 is a deficient number, since it is larger than the sum of its proper divisors (8329305731).

141598197121 is an equidigital number, since it uses as much as digits as its factorization.

141598197121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8329305730.

The product of its digits is 181440, while the sum is 49.

The spelling of 141598197121 in words is "one hundred forty-one billion, five hundred ninety-eight million, one hundred ninety-seven thousand, one hundred twenty-one".