142659299 has 2 divisors, whose sum is σ = 142659300. Its totient is φ = 142659298.

The previous prime is 142659289. The next prime is 142659329. The reversal of 142659299 is 992956241.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (992956241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 142659299 - 2⁸ = 142659043 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (142659229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71329649 + 71329650.

It is an arithmetic number, because the mean of its divisors is an integer number (71329650).

Almost surely, 2^142659299 is an apocalyptic number.

142659299 is a deficient number, since it is larger than the sum of its proper divisors (1).

142659299 is an equidigital number, since it uses as much as digits as its factorization.

142659299 is an evil number, because the sum of its binary digits is even.

The product of its digits is 349920, while the sum is 47.

The square root of 142659299 is about 11944.0068235078. The cubic root of 142659299 is about 522.5165233666.

The spelling of 142659299 in words is "one hundred forty-two million, six hundred fifty-nine thousand, two hundred ninety-nine".