141998279 has 2 divisors, whose sum is σ = 141998280. Its totient is φ = 141998278.

The previous prime is 141998273. The next prime is 141998281. The reversal of 141998279 is 972899141.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-141998279 is a prime.

It is a super-2 number, since 2×141998279² = 40327022477923682, which contains 22 as substring.

Together with 141998281, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141998273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70999139 + 70999140.

It is an arithmetic number, because the mean of its divisors is an integer number (70999140).

Almost surely, 2^141998279 is an apocalyptic number.

141998279 is a deficient number, since it is larger than the sum of its proper divisors (1).

141998279 is an equidigital number, since it uses as much as digits as its factorization.

141998279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 326592, while the sum is 50.

The square root of 141998279 is about 11916.3030760383. The cubic root of 141998279 is about 521.7082369583.

The spelling of 141998279 in words is "one hundred forty-one million, nine hundred ninety-eight thousand, two hundred seventy-nine".