283272748973 has 4 divisors (see below), whose sum is σ = 283274224128. Its totient is φ = 283271273820.

The previous prime is 283272748951. The next prime is 283272748981. The reversal of 283272748973 is 379847272382.

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, and also an emirpimes, since its reverse is a distinct semiprime: 379847272382 = 2 ⋅189923636191.

It is a cyclic number.

It is not a de Polignac number, because 283272748973 - 2¹⁸ = 283272486829 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 (283272748933) 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, 397163 + ... + 851048.

It is an arithmetic number, because the mean of its divisors is an integer number (70818556032).

Almost surely, 2^283272748973 is an apocalyptic number.

It is an amenable number.

283272748973 is a deficient number, since it is larger than the sum of its proper divisors (1475155).

283272748973 is a wasteful number, since it uses less digits than its factorization.

283272748973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1475154.

The product of its digits is 56899584, while the sum is 62.

The spelling of 283272748973 in words is "two hundred eighty-three billion, two hundred seventy-two million, seven hundred forty-eight thousand, nine hundred seventy-three".