607747243121 has 2 divisors, whose sum is σ = 607747243122. Its totient is φ = 607747243120.

The previous prime is 607747243111. The next prime is 607747243157. The reversal of 607747243121 is 121342747706.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 477398083600 + 130349159521 = 690940^2 + 361039^2 .

It is a cyclic number.

It is not a de Polignac number, because 607747243121 - 2³⁰ = 606673501297 is a prime.

It is not a weakly prime, because it can be changed into another prime (607747243111) 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, 303873621560 + 303873621561.

It is an arithmetic number, because the mean of its divisors is an integer number (303873621561).

Almost surely, 2^607747243121 is an apocalyptic number.

It is an amenable number.

607747243121 is a deficient number, since it is larger than the sum of its proper divisors (1).

607747243121 is an equidigital number, since it uses as much as digits as its factorization.

607747243121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 395136, while the sum is 44.

The spelling of 607747243121 in words is "six hundred seven billion, seven hundred forty-seven million, two hundred forty-three thousand, one hundred twenty-one".