141978094289 has 4 divisors (see below), whose sum is σ = 142189057956. Its totient is φ = 141767130624.

The previous prime is 141978094277. The next prime is 141978094303. The reversal of 141978094289 is 982490879141.

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 65341584400 + 76636509889 = 255620^2 + 276833^2 .

It is a cyclic number.

It is not a de Polignac number, because 141978094289 - 2³² = 137683126993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141978094229) 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, 105480824 + ... + 105482169.

It is an arithmetic number, because the mean of its divisors is an integer number (35547264489).

Almost surely, 2^141978094289 is an apocalyptic number.

It is an amenable number.

141978094289 is a deficient number, since it is larger than the sum of its proper divisors (210963667).

141978094289 is an equidigital number, since it uses as much as digits as its factorization.

141978094289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210963666.

The product of its (nonzero) digits is 10450944, while the sum is 62.

The spelling of 141978094289 in words is "one hundred forty-one billion, nine hundred seventy-eight million, ninety-four thousand, two hundred eighty-nine".