123014340542 has 8 divisors (see below), whose sum is σ = 185053274136. Its totient is φ = 61329915832.

The previous prime is 123014340541. The next prime is 123014340571. The reversal of 123014340542 is 245043410321.

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 (123014340541) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 88626353 + ... + 88627740.

It is an arithmetic number, because the mean of its divisors is an integer number (23131659267).

Almost surely, 2^123014340542 is an apocalyptic number.

123014340542 is a deficient number, since it is larger than the sum of its proper divisors (62038933594).

123014340542 is a wasteful number, since it uses less digits than its factorization.

123014340542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177254442.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 123014340542 its reverse (245043410321), we get a palindrome (368057750863).

The spelling of 123014340542 in words is "one hundred twenty-three billion, fourteen million, three hundred forty thousand, five hundred forty-two".