4321500142 has 4 divisors (see below), whose sum is σ = 6482250216. Its totient is φ = 2160750070.

The previous prime is 4321500103. The next prime is 4321500187. The reversal of 4321500142 is 2410051234.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1080375034 + ... + 1080375037.

It is an arithmetic number, because the mean of its divisors is an integer number (1620562554).

Almost surely, 2^4321500142 is an apocalyptic number.

4321500142 is a deficient number, since it is larger than the sum of its proper divisors (2160750074).

4321500142 is a wasteful number, since it uses less digits than its factorization.

4321500142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2160750073.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 4321500142 is about 65738.1178769213. The cubic root of 4321500142 is about 1628.8390672079.

Adding to 4321500142 its reverse (2410051234), we get a palindrome (6731551376).

The spelling of 4321500142 in words is "four billion, three hundred twenty-one million, five hundred thousand, one hundred forty-two".