141999347 has 4 divisors (see below), whose sum is σ = 162284976. Its totient is φ = 121713720.

The previous prime is 141999337. The next prime is 141999353. The reversal of 141999347 is 743999141.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 141999347 - 2¹⁸ = 141737203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (141999307) 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, 10142804 + ... + 10142817.

It is an arithmetic number, because the mean of its divisors is an integer number (40571244).

Almost surely, 2^141999347 is an apocalyptic number.

141999347 is a deficient number, since it is larger than the sum of its proper divisors (20285629).

141999347 is an equidigital number, since it uses as much as digits as its factorization.

141999347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20285628.

The product of its digits is 244944, while the sum is 47.

The square root of 141999347 is about 11916.3478885101. The cubic root of 141999347 is about 521.7095449155.

The spelling of 141999347 in words is "one hundred forty-one million, nine hundred ninety-nine thousand, three hundred forty-seven".