123465412142 has 8 divisors (see below), whose sum is σ = 185205657600. Its totient is φ = 61730192944.

The previous prime is 123465412141. The next prime is 123465412289. The reversal of 123465412142 is 241214564321.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123465412141) 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, 1194542 + ... + 1293777.

It is an arithmetic number, because the mean of its divisors is an integer number (23150707200).

Almost surely, 2^123465412142 is an apocalyptic number.

123465412142 is a deficient number, since it is larger than the sum of its proper divisors (61740245458).

123465412142 is a wasteful number, since it uses less digits than its factorization.

123465412142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2513130.

The product of its digits is 46080, while the sum is 35.

Adding to 123465412142 its reverse (241214564321), we get a palindrome (364679976463).

The spelling of 123465412142 in words is "one hundred twenty-three billion, four hundred sixty-five million, four hundred twelve thousand, one hundred forty-two".