153234142 has 8 divisors (see below), whose sum is σ = 239844816. Its totient is φ = 73285872.

The previous prime is 153234139. The next prime is 153234197. The reversal of 153234142 is 241432351.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1665543 + ... + 1665634.

It is an arithmetic number, because the mean of its divisors is an integer number (29980602).

Almost surely, 2^153234142 is an apocalyptic number.

153234142 is a deficient number, since it is larger than the sum of its proper divisors (86610674).

153234142 is a wasteful number, since it uses less digits than its factorization.

153234142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3331202.

The product of its digits is 2880, while the sum is 25.

The square root of 153234142 is about 12378.7778879823. Note that the first 3 decimals coincide. The cubic root of 153234142 is about 535.1208182025.

Adding to 153234142 its reverse (241432351), we get a palindrome (394666493).

The spelling of 153234142 in words is "one hundred fifty-three million, two hundred thirty-four thousand, one hundred forty-two".