141223679 has 2 divisors, whose sum is σ = 141223680. Its totient is φ = 141223678.

The previous prime is 141223627. The next prime is 141223759. The reversal of 141223679 is 976322141.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-141223679 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141223079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70611839 + 70611840.

It is an arithmetic number, because the mean of its divisors is an integer number (70611840).

Almost surely, 2^141223679 is an apocalyptic number.

141223679 is a deficient number, since it is larger than the sum of its proper divisors (1).

141223679 is an equidigital number, since it uses as much as digits as its factorization.

141223679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 35.

The square root of 141223679 is about 11883.7569396214. The cubic root of 141223679 is about 520.7578680435.

The spelling of 141223679 in words is "one hundred forty-one million, two hundred twenty-three thousand, six hundred seventy-nine".