124323115504142 has 4 divisors (see below), whose sum is σ = 186484673256216. Its totient is φ = 62161557752070.

The previous prime is 124323115504121. The next prime is 124323115504223. The reversal of 124323115504142 is 241405511323421.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 124323115504096 and 124323115504105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31080778876034 + ... + 31080778876037.

It is an arithmetic number, because the mean of its divisors is an integer number (46621168314054).

Almost surely, 2^{124323115504142} is an apocalyptic number.

124323115504142 is a deficient number, since it is larger than the sum of its proper divisors (62161557752074).

124323115504142 is an equidigital number, since it uses as much as digits as its factorization.

124323115504142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62161557752073.

The product of its (nonzero) digits is 115200, while the sum is 38.

Adding to 124323115504142 its reverse (241405511323421), we get a palindrome (365728626827563).

The spelling of 124323115504142 in words is "one hundred twenty-four trillion, three hundred twenty-three billion, one hundred fifteen million, five hundred four thousand, one hundred forty-two".