142317299 has 8 divisors (see below), whose sum is σ = 144528480. Its totient is φ = 140112000.

The previous prime is 142317289. The next prime is 142317367. The reversal of 142317299 is 992713241.

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

It is a cyclic number.

It is not a de Polignac number, because 142317299 - 2¹² = 142313203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142317289) 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, 84437 + ... + 86105.

It is an arithmetic number, because the mean of its divisors is an integer number (18066060).

Almost surely, 2^142317299 is an apocalyptic number.

142317299 is a deficient number, since it is larger than the sum of its proper divisors (2211181).

142317299 is a wasteful number, since it uses less digits than its factorization.

142317299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2941.

The product of its digits is 27216, while the sum is 38.

The square root of 142317299 is about 11929.6814291078. The cubic root of 142317299 is about 522.0986428087.

The spelling of 142317299 in words is "one hundred forty-two million, three hundred seventeen thousand, two hundred ninety-nine".