2045114215409 has 2 divisors, whose sum is σ = 2045114215410. Its totient is φ = 2045114215408.

The previous prime is 2045114215387. The next prime is 2045114215433. The reversal of 2045114215409 is 9045124115402.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1809455425600 + 235658789809 = 1345160^2 + 485447^2 .

It is a cyclic number.

It is not a de Polignac number, because 2045114215409 - 2⁸ = 2045114215153 is a prime.

It is not a weakly prime, because it can be changed into another prime (2045114217409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022557107704 + 1022557107705.

It is an arithmetic number, because the mean of its divisors is an integer number (1022557107705).

Almost surely, 2^{2045114215409} is an apocalyptic number.

It is an amenable number.

2045114215409 is a deficient number, since it is larger than the sum of its proper divisors (1).

2045114215409 is an equidigital number, since it uses as much as digits as its factorization.

2045114215409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 57600, while the sum is 38.

The spelling of 2045114215409 in words is "two trillion, forty-five billion, one hundred fourteen million, two hundred fifteen thousand, four hundred nine".