142153241 has 8 divisors (see below), whose sum is σ = 144675264. Its totient is φ = 139637520.

The previous prime is 142153217. The next prime is 142153247. The reversal of 142153241 is 142351241.

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 142153241 - 2⁶ = 142153177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142153247) 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, 78836 + ... + 80618.

It is an arithmetic number, because the mean of its divisors is an integer number (18084408).

Almost surely, 2^142153241 is an apocalyptic number.

It is an amenable number.

142153241 is a deficient number, since it is larger than the sum of its proper divisors (2522023).

142153241 is a wasteful number, since it uses less digits than its factorization.

142153241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3151.

The product of its digits is 960, while the sum is 23.

The square root of 142153241 is about 11922.8034035624. The cubic root of 142153241 is about 521.8979471474.

The spelling of 142153241 in words is "one hundred forty-two million, one hundred fifty-three thousand, two hundred forty-one".