124267172541 has 4 divisors (see below), whose sum is σ = 165689563392. Its totient is φ = 82844781692.

The previous prime is 124267172537. The next prime is 124267172563. The reversal of 124267172541 is 145271762421.

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 a cyclic number.

It is not a de Polignac number, because 124267172541 - 2² = 124267172537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 124267172493 and 124267172502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124267172501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20711195421 + ... + 20711195426.

It is an arithmetic number, because the mean of its divisors is an integer number (41422390848).

Almost surely, 2^124267172541 is an apocalyptic number.

It is an amenable number.

124267172541 is a deficient number, since it is larger than the sum of its proper divisors (41422390851).

124267172541 is an equidigital number, since it uses as much as digits as its factorization.

124267172541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41422390850.

The product of its digits is 188160, while the sum is 42.

The spelling of 124267172541 in words is "one hundred twenty-four billion, two hundred sixty-seven million, one hundred seventy-two thousand, five hundred forty-one".