52972121283 has 4 divisors (see below), whose sum is σ = 70629495048. Its totient is φ = 35314747520.

The previous prime is 52972121273. The next prime is 52972121333. The reversal of 52972121283 is 38212127925.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52972121283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52972121263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8828686878 + ... + 8828686883.

It is an arithmetic number, because the mean of its divisors is an integer number (17657373762).

Almost surely, 2^52972121283 is an apocalyptic number.

52972121283 is a deficient number, since it is larger than the sum of its proper divisors (17657373765).

52972121283 is a wasteful number, since it uses less digits than its factorization.

52972121283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17657373764.

The product of its digits is 120960, while the sum is 42.

The spelling of 52972121283 in words is "fifty-two billion, nine hundred seventy-two million, one hundred twenty-one thousand, two hundred eighty-three".