5112486779 has 2 divisors, whose sum is σ = 5112486780. Its totient is φ = 5112486778.

The previous prime is 5112486751. The next prime is 5112486811. The reversal of 5112486779 is 9776842115.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5112486779 is a prime.

It is a super-2 number, since 2×5112486779² = 52275042130899589682, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5112486749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2556243389 + 2556243390.

It is an arithmetic number, because the mean of its divisors is an integer number (2556243390).

Almost surely, 2^5112486779 is an apocalyptic number.

5112486779 is a deficient number, since it is larger than the sum of its proper divisors (1).

5112486779 is an equidigital number, since it uses as much as digits as its factorization.

5112486779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 846720, while the sum is 50.

The square root of 5112486779 is about 71501.6557780308. The cubic root of 5112486779 is about 1722.7042797321.

The spelling of 5112486779 in words is "five billion, one hundred twelve million, four hundred eighty-six thousand, seven hundred seventy-nine".