124272217253 has 8 divisors (see below), whose sum is σ = 126784906560. Its totient is φ = 121773074080.

The previous prime is 124272217177. The next prime is 124272217273. The reversal of 124272217253 is 352712272421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 124272217253 - 2¹² = 124272213157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124272217273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3368000 + ... + 3404697.

It is an arithmetic number, because the mean of its divisors is an integer number (15848113320).

Almost surely, 2^124272217253 is an apocalyptic number.

It is an amenable number.

124272217253 is a deficient number, since it is larger than the sum of its proper divisors (2512689307).

124272217253 is an equidigital number, since it uses as much as digits as its factorization.

124272217253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6773067.

The product of its digits is 94080, while the sum is 38.

Adding to 124272217253 its reverse (352712272421), we get a palindrome (476984489674).

The spelling of 124272217253 in words is "one hundred twenty-four billion, two hundred seventy-two million, two hundred seventeen thousand, two hundred fifty-three".