142452329 has 8 divisors (see below), whose sum is σ = 150060000. Its totient is φ = 134855712.

The previous prime is 142452311. The next prime is 142452337. The reversal of 142452329 is 923254241.

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 142452329 - 2²⁰ = 141403753 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 142452295 and 142452304.

It is not an unprimeable number, because it can be changed into a prime (142452389) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45197 + ... + 48245.

It is an arithmetic number, because the mean of its divisors is an integer number (18757500).

Almost surely, 2^142452329 is an apocalyptic number.

142452329 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

142452329 is a deficient number, since it is larger than the sum of its proper divisors (7607671).

142452329 is a wasteful number, since it uses less digits than its factorization.

142452329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5527.

The product of its digits is 17280, while the sum is 32.

The square root of 142452329 is about 11935.3395008269. The cubic root of 142452329 is about 522.2637122125.

The spelling of 142452329 in words is "one hundred forty-two million, four hundred fifty-two thousand, three hundred twenty-nine".