979521772303 has 2 divisors, whose sum is σ = 979521772304. Its totient is φ = 979521772302.

The previous prime is 979521772301. The next prime is 979521772357. The reversal of 979521772303 is 303277125979.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 979521772303 - 2¹ = 979521772301 is a prime.

It is a super-4 number, since 4×979521772303⁴ (a number of 49 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

Together with 979521772301, 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 (979521772301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 489760886151 + 489760886152.

It is an arithmetic number, because the mean of its divisors is an integer number (489760886152).

Almost surely, 2^979521772303 is an apocalyptic number.

979521772303 is a deficient number, since it is larger than the sum of its proper divisors (1).

979521772303 is an equidigital number, since it uses as much as digits as its factorization.

979521772303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5000940, while the sum is 55.

The spelling of 979521772303 in words is "nine hundred seventy-nine billion, five hundred twenty-one million, seven hundred seventy-two thousand, three hundred three".