2112796739 has 2 divisors, whose sum is σ = 2112796740. Its totient is φ = 2112796738.

The previous prime is 2112796729. The next prime is 2112796753. The reversal of 2112796739 is 9376972112.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2112796739 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 2112796693 and 2112796702.

It is not a weakly prime, because it can be changed into another prime (2112796729) 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, 1056398369 + 1056398370.

It is an arithmetic number, because the mean of its divisors is an integer number (1056398370).

Almost surely, 2^2112796739 is an apocalyptic number.

2112796739 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112796739 is an equidigital number, since it uses as much as digits as its factorization.

2112796739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 285768, while the sum is 47.

The square root of 2112796739 is about 45965.1687585285. The cubic root of 2112796739 is about 1283.1750480592.

The spelling of 2112796739 in words is "two billion, one hundred twelve million, seven hundred ninety-six thousand, seven hundred thirty-nine".