123241042 has 8 divisors (see below), whose sum is σ = 184935600. Its totient is φ = 61595844.

The previous prime is 123241037. The next prime is 123241051. The reversal of 123241042 is 240142321.

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

It is a super-4 number, since 4×123241042⁴ (a number of 33 digits) contains 4444 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5292 + ... + 16567.

It is an arithmetic number, because the mean of its divisors is an integer number (23116950).

Almost surely, 2^123241042 is an apocalyptic number.

123241042 is a deficient number, since it is larger than the sum of its proper divisors (61694558).

123241042 is a wasteful number, since it uses less digits than its factorization.

123241042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24680.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 123241042 is about 11101.3982002269. The cubic root of 123241042 is about 497.6436352014.

Adding to 123241042 its reverse (240142321), we get a palindrome (363383363).

It can be divided in two parts, 12324 and 1042, that added together give a triangular number (13366 = T₁₆₃).

The spelling of 123241042 in words is "one hundred twenty-three million, two hundred forty-one thousand, forty-two".