124423040117 has 2 divisors, whose sum is σ = 124423040118. Its totient is φ = 124423040116.

The previous prime is 124423040099. The next prime is 124423040149. The reversal of 124423040117 is 711040324421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63782007601 + 60641032516 = 252551^2 + 246254^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-124423040117 is a prime.

It is a super-3 number, since 3×124423040117³ (a number of 34 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 124423040117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124423040017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62211520058 + 62211520059.

It is an arithmetic number, because the mean of its divisors is an integer number (62211520059).

Almost surely, 2^124423040117 is an apocalyptic number.

It is an amenable number.

124423040117 is a deficient number, since it is larger than the sum of its proper divisors (1).

124423040117 is an equidigital number, since it uses as much as digits as its factorization.

124423040117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 29.

Adding to 124423040117 its reverse (711040324421), we get a palindrome (835463364538).

The spelling of 124423040117 in words is "one hundred twenty-four billion, four hundred twenty-three million, forty thousand, one hundred seventeen".