141420779 has 2 divisors, whose sum is σ = 141420780. Its totient is φ = 141420778.

The previous prime is 141420757. The next prime is 141420787. The reversal of 141420779 is 977024141.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 141420779 - 2¹² = 141416683 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (141420749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70710389 + 70710390.

It is an arithmetic number, because the mean of its divisors is an integer number (70710390).

Almost surely, 2^141420779 is an apocalyptic number.

141420779 is a deficient number, since it is larger than the sum of its proper divisors (1).

141420779 is an equidigital number, since it uses as much as digits as its factorization.

141420779 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 141420779 is about 11892.0468801632. The cubic root of 141420779 is about 521.0000221043. Note that the first 4 decimals are identical.

The spelling of 141420779 in words is "one hundred forty-one million, four hundred twenty thousand, seven hundred seventy-nine".