5243961953479 has 2 divisors, whose sum is σ = 5243961953480. Its totient is φ = 5243961953478.

The previous prime is 5243961953429. The next prime is 5243961953491. The reversal of 5243961953479 is 9743591693425.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5243961953479 - 2⁹ = 5243961952967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5243961953429) 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 as a sum of consecutive naturals, namely, 2621980976739 + 2621980976740.

It is an arithmetic number, because the mean of its divisors is an integer number (2621980976740).

Almost surely, 2^{5243961953479} is an apocalyptic number.

5243961953479 is a deficient number, since it is larger than the sum of its proper divisors (1).

5243961953479 is an equidigital number, since it uses as much as digits as its factorization.

5243961953479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 220449600, while the sum is 67.

The spelling of 5243961953479 in words is "five trillion, two hundred forty-three billion, nine hundred sixty-one million, nine hundred fifty-three thousand, four hundred seventy-nine".