45112461409 has 2 divisors, whose sum is σ = 45112461410. Its totient is φ = 45112461408.

The previous prime is 45112461389. The next prime is 45112461439. The reversal of 45112461409 is 90416421154.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45101866384 + 10595025 = 212372^2 + 3255^2 .

It is a cyclic number.

It is not a de Polignac number, because 45112461409 - 2¹¹ = 45112459361 is a prime.

It is not a weakly prime, because it can be changed into another prime (45112461439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22556230704 + 22556230705.

It is an arithmetic number, because the mean of its divisors is an integer number (22556230705).

Almost surely, 2^45112461409 is an apocalyptic number.

It is an amenable number.

45112461409 is a deficient number, since it is larger than the sum of its proper divisors (1).

45112461409 is an equidigital number, since it uses as much as digits as its factorization.

45112461409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 37.

It can be divided in two parts, 45112 and 461409, that added together give a triangular number (506521 = T₁₀₀₆).

The spelling of 45112461409 in words is "forty-five billion, one hundred twelve million, four hundred sixty-one thousand, four hundred nine".