4521209934779 has 2 divisors, whose sum is σ = 4521209934780. Its totient is φ = 4521209934778.

The previous prime is 4521209934739. The next prime is 4521209934797. The reversal of 4521209934779 is 9774399021254.

Together with next prime (4521209934797) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4521209934779 - 2⁴⁰ = 3421698307003 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (4521209934719) 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, 2260604967389 + 2260604967390.

It is an arithmetic number, because the mean of its divisors is an integer number (2260604967390).

Almost surely, 2^{4521209934779} is an apocalyptic number.

4521209934779 is a deficient number, since it is larger than the sum of its proper divisors (1).

4521209934779 is an equidigital number, since it uses as much as digits as its factorization.

4521209934779 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34292160, while the sum is 62.

The spelling of 4521209934779 in words is "four trillion, five hundred twenty-one billion, two hundred nine million, nine hundred thirty-four thousand, seven hundred seventy-nine".