124668911117 has 4 divisors (see below), whose sum is σ = 124907284320. Its totient is φ = 124430537916.

The previous prime is 124668911111. The next prime is 124668911123. The reversal of 124668911117 is 711119866421.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (124668911111) and next prime (124668911123).

It is a cyclic number.

It is not a de Polignac number, because 124668911117 - 2⁶ = 124668911053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124668911111) 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, 119185817 + ... + 119186862.

It is an arithmetic number, because the mean of its divisors is an integer number (31226821080).

Almost surely, 2^124668911117 is an apocalyptic number.

It is an amenable number.

124668911117 is a deficient number, since it is larger than the sum of its proper divisors (238373203).

124668911117 is an equidigital number, since it uses as much as digits as its factorization.

124668911117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238373202.

The product of its digits is 145152, while the sum is 47.

The spelling of 124668911117 in words is "one hundred twenty-four billion, six hundred sixty-eight million, nine hundred eleven thousand, one hundred seventeen".