5242905779 has 2 divisors, whose sum is σ = 5242905780. Its totient is φ = 5242905778.

The previous prime is 5242905769. The next prime is 5242905797. The reversal of 5242905779 is 9775092425.

Together with next prime (5242905797) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5242905779 - 2¹⁶ = 5242840243 is a prime.

It is a super-2 number, since 2×5242905779² = 54976122014943193682, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5242905769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2621452889 + 2621452890.

It is an arithmetic number, because the mean of its divisors is an integer number (2621452890).

Almost surely, 2^5242905779 is an apocalyptic number.

5242905779 is a deficient number, since it is larger than the sum of its proper divisors (1).

5242905779 is an equidigital number, since it uses as much as digits as its factorization.

5242905779 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1587600, while the sum is 50.

The square root of 5242905779 is about 72407.9124060347. The cubic root of 5242905779 is about 1737.2301219050.

The spelling of 5242905779 in words is "five billion, two hundred forty-two million, nine hundred five thousand, seven hundred seventy-nine".