142571120 has 20 divisors (see below), whose sum is σ = 331478040. Its totient is φ = 57028416.

The previous prime is 142571119. The next prime is 142571131. The reversal of 142571120 is 21175241.

142571120 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 890990 + ... + 891149.

It is an arithmetic number, because the mean of its divisors is an integer number (16573902).

Almost surely, 2^142571120 is an apocalyptic number.

142571120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142571120 is an abundant number, since it is smaller than the sum of its proper divisors (188906920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142571120 is a wasteful number, since it uses less digits than its factorization.

142571120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1782152 (or 1782146 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 23.

The square root of 142571120 is about 11940.3149037201. The cubic root of 142571120 is about 522.4088437849.

The spelling of 142571120 in words is "one hundred forty-two million, five hundred seventy-one thousand, one hundred twenty".