124401442043 has 4 divisors (see below), whose sum is σ = 125236351200. Its totient is φ = 123566532888.

The previous prime is 124401442031. The next prime is 124401442057. The reversal of 124401442043 is 340244104421.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 340244104421 = 13 ⋅26172623417.

It is a cyclic number.

It is not a de Polignac number, because 124401442043 - 2²⁴ = 124384664827 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 124401441997 and 124401442015.

It is not an unprimeable number, because it can be changed into a prime (124401442943) 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, 417454355 + ... + 417454652.

It is an arithmetic number, because the mean of its divisors is an integer number (31309087800).

Almost surely, 2^124401442043 is an apocalyptic number.

124401442043 is a deficient number, since it is larger than the sum of its proper divisors (834909157).

124401442043 is an equidigital number, since it uses as much as digits as its factorization.

124401442043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834909156.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 124401442043 its reverse (340244104421), we get a palindrome (464645546464).

The spelling of 124401442043 in words is "one hundred twenty-four billion, four hundred one million, four hundred forty-two thousand, forty-three".