142259119 has 4 divisors (see below), whose sum is σ = 142588096. Its totient is φ = 141930144.

The previous prime is 142259107. The next prime is 142259129. The reversal of 142259119 is 911952241.

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 142259119 - 2⁵ = 142259087 is a prime.

It is a super-2 number, since 2×142259119² = 40475313877312322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142259129) 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, 163839 + ... + 164704.

It is an arithmetic number, because the mean of its divisors is an integer number (35647024).

Almost surely, 2^142259119 is an apocalyptic number.

142259119 is a deficient number, since it is larger than the sum of its proper divisors (328977).

142259119 is an equidigital number, since it uses as much as digits as its factorization.

142259119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328976.

The product of its digits is 6480, while the sum is 34.

The square root of 142259119 is about 11927.2427241169. The cubic root of 142259119 is about 522.0274876283.

The spelling of 142259119 in words is "one hundred forty-two million, two hundred fifty-nine thousand, one hundred nineteen".