973909000543 has 2 divisors, whose sum is σ = 973909000544. Its totient is φ = 973909000542.

The previous prime is 973909000541. The next prime is 973909000549. The reversal of 973909000543 is 345000909379.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 973909000543 - 2¹ = 973909000541 is a prime.

It is a super-3 number, since 3×973909000543³ (a number of 37 digits) contains 333 as substring.

Together with 973909000541, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (973909000541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486954500271 + 486954500272.

It is an arithmetic number, because the mean of its divisors is an integer number (486954500272).

Almost surely, 2^973909000543 is an apocalyptic number.

973909000543 is a deficient number, since it is larger than the sum of its proper divisors (1).

973909000543 is an equidigital number, since it uses as much as digits as its factorization.

973909000543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 918540, while the sum is 49.

The spelling of 973909000543 in words is "nine hundred seventy-three billion, nine hundred nine million, five hundred forty-three", and thus it is an aban number.