4045112131009 has 2 divisors, whose sum is σ = 4045112131010. Its totient is φ = 4045112131008.

The previous prime is 4045112130979. The next prime is 4045112131037. The reversal of 4045112131009 is 9001312115404.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2595127683600 + 1449984447409 = 1610940^2 + 1204153^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4045112131009 is a prime.

It is not a weakly prime, because it can be changed into another prime (4045112137009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2022556065504 + 2022556065505.

It is an arithmetic number, because the mean of its divisors is an integer number (2022556065505).

Almost surely, 2^{4045112131009} is an apocalyptic number.

It is an amenable number.

4045112131009 is a deficient number, since it is larger than the sum of its proper divisors (1).

4045112131009 is an equidigital number, since it uses as much as digits as its factorization.

4045112131009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 31.

The spelling of 4045112131009 in words is "four trillion, forty-five billion, one hundred twelve million, one hundred thirty-one thousand, nine".