4253542142 has 4 divisors (see below), whose sum is σ = 6380313216. Its totient is φ = 2126771070.

The previous prime is 4253542127. The next prime is 4253542151. The reversal of 4253542142 is 2412453524.

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

It is a junction number, because it is equal to n+sod(n) for n = 4253542099 and 4253542108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1063385534 + ... + 1063385537.

It is an arithmetic number, because the mean of its divisors is an integer number (1595078304).

Almost surely, 2^4253542142 is an apocalyptic number.

4253542142 is a deficient number, since it is larger than the sum of its proper divisors (2126771074).

4253542142 is a wasteful number, since it uses less digits than its factorization.

4253542142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2126771073.

The product of its digits is 38400, while the sum is 32.

The square root of 4253542142 is about 65219.1853828304. The cubic root of 4253542142 is about 1620.2557821496.

Adding to 4253542142 its reverse (2412453524), we get a palindrome (6665995666).

The spelling of 4253542142 in words is "four billion, two hundred fifty-three million, five hundred forty-two thousand, one hundred forty-two".