124272451171 has 6 divisors (see below), whose sum is σ = 136596991916. Its totient is φ = 112974955500.

The previous prime is 124272451169. The next prime is 124272451181. The reversal of 124272451171 is 171154272421.

It is not a de Polignac number, because 124272451171 - 2¹ = 124272451169 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 124272451171.

It is not an unprimeable number, because it can be changed into a prime (124272451181) 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 5 ways as a sum of consecutive naturals, for example, 513522405 + ... + 513522646.

Almost surely, 2^124272451171 is an apocalyptic number.

124272451171 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

124272451171 is a deficient number, since it is larger than the sum of its proper divisors (12324540745).

124272451171 is a wasteful number, since it uses less digits than its factorization.

124272451171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1027045073 (or 1027045062 counting only the distinct ones).

The product of its digits is 31360, while the sum is 37.

The spelling of 124272451171 in words is "one hundred twenty-four billion, two hundred seventy-two million, four hundred fifty-one thousand, one hundred seventy-one".