2112072734437 has 2 divisors, whose sum is σ = 2112072734438. Its totient is φ = 2112072734436.

The previous prime is 2112072734377. The next prime is 2112072734441. The reversal of 2112072734437 is 7344372702112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2049475696801 + 62597037636 = 1431599^2 + 250194^2 .

It is a cyclic number.

It is not a de Polignac number, because 2112072734437 - 2⁷ = 2112072734309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2112072734393 and 2112072734402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2112072731437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056036367218 + 1056036367219.

It is an arithmetic number, because the mean of its divisors is an integer number (1056036367219).

Almost surely, 2^{2112072734437} is an apocalyptic number.

It is an amenable number.

2112072734437 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112072734437 is an equidigital number, since it uses as much as digits as its factorization.

2112072734437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 395136, while the sum is 43.

The spelling of 2112072734437 in words is "two trillion, one hundred twelve billion, seventy-two million, seven hundred thirty-four thousand, four hundred thirty-seven".