142140604 has 36 divisors (see below), whose sum is σ = 270774000. Its totient is φ = 65236480.

The previous prime is 142140533. The next prime is 142140613. The reversal of 142140604 is 406041241.

142140604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45897 + ... + 48895.

It is an arithmetic number, because the mean of its divisors is an integer number (7521500).

Almost surely, 2^142140604 is an apocalyptic number.

It is an amenable number.

142140604 is a deficient number, since it is larger than the sum of its proper divisors (128633396).

142140604 is a wasteful number, since it uses less digits than its factorization.

142140604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3078 (or 3059 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 142140604 is about 11922.2734409172. The cubic root of 142140604 is about 521.8824816311.

Adding to 142140604 its reverse (406041241), we get a palindrome (548181845).

It can be divided in two parts, 1421 and 40604, that added together give a square (42025 = 205²).

The spelling of 142140604 in words is "one hundred forty-two million, one hundred forty thousand, six hundred four".