141223791 has 8 divisors (see below), whose sum is σ = 188994304. Its totient is φ = 93801240.

The previous prime is 141223787. The next prime is 141223799. The reversal of 141223791 is 197322141.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 141223791 - 2² = 141223787 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141223799) 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 7 ways as a sum of consecutive naturals, for example, 86041 + ... + 87666.

It is an arithmetic number, because the mean of its divisors is an integer number (23624288).

Almost surely, 2^141223791 is an apocalyptic number.

141223791 is a deficient number, since it is larger than the sum of its proper divisors (47770513).

141223791 is a wasteful number, since it uses less digits than its factorization.

141223791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173981.

The product of its digits is 3024, while the sum is 30.

The square root of 141223791 is about 11883.7616519350. The cubic root of 141223791 is about 520.7580057090.

The spelling of 141223791 in words is "one hundred forty-one million, two hundred twenty-three thousand, seven hundred ninety-one".