45434431073 has 2 divisors, whose sum is σ = 45434431074. Its totient is φ = 45434431072.

The previous prime is 45434431001. The next prime is 45434431103. The reversal of 45434431073 is 37013443454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38711743009 + 6722688064 = 196753^2 + 81992^2 .

It is a cyclic number.

It is not a de Polignac number, because 45434431073 - 2¹⁰ = 45434430049 is a prime.

It is not a weakly prime, because it can be changed into another prime (45434431373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22717215536 + 22717215537.

It is an arithmetic number, because the mean of its divisors is an integer number (22717215537).

Almost surely, 2^45434431073 is an apocalyptic number.

It is an amenable number.

45434431073 is a deficient number, since it is larger than the sum of its proper divisors (1).

45434431073 is an equidigital number, since it uses as much as digits as its factorization.

45434431073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 241920, while the sum is 38.

The spelling of 45434431073 in words is "forty-five billion, four hundred thirty-four million, four hundred thirty-one thousand, seventy-three".