142320325 has 24 divisors (see below), whose sum is σ = 206389568. Its totient is φ = 95316480.

The previous prime is 142320301. The next prime is 142320337. The reversal of 142320325 is 523023241.

142320325 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 142320325 - 2¹⁵ = 142287557 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142320296 and 142320305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1932 + ... + 16981.

Almost surely, 2^142320325 is an apocalyptic number.

It is an amenable number.

142320325 is a deficient number, since it is larger than the sum of its proper divisors (64069243).

142320325 is a wasteful number, since it uses less digits than its factorization.

142320325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18973 (or 18968 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 142320325 is about 11929.8082549553. The cubic root of 142320325 is about 522.1023431302.

Adding to 142320325 its reverse (523023241), we get a palindrome (665343566).

The spelling of 142320325 in words is "one hundred forty-two million, three hundred twenty thousand, three hundred twenty-five".