234311403142 has 8 divisors (see below), whose sum is σ = 351513734832. Its totient is φ = 117140158200.

The previous prime is 234311403133. The next prime is 234311403149. The reversal of 234311403142 is 241304113432.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 234311403142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234311403149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7752834 + ... + 7782997.

It is an arithmetic number, because the mean of its divisors is an integer number (43939216854).

Almost surely, 2^234311403142 is an apocalyptic number.

234311403142 is a deficient number, since it is larger than the sum of its proper divisors (117202331690).

234311403142 is a wasteful number, since it uses less digits than its factorization.

234311403142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15543374.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 234311403142 its reverse (241304113432), we get a palindrome (475615516574).

The spelling of 234311403142 in words is "two hundred thirty-four billion, three hundred eleven million, four hundred three thousand, one hundred forty-two".