4405242173 has 2 divisors, whose sum is σ = 4405242174. Its totient is φ = 4405242172.

The previous prime is 4405242151. The next prime is 4405242203. The reversal of 4405242173 is 3712425044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4091137444 + 314104729 = 63962^2 + 17723^2 .

It is a cyclic number.

It is not a de Polignac number, because 4405242173 - 2¹² = 4405238077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4405242103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2202621086 + 2202621087.

It is an arithmetic number, because the mean of its divisors is an integer number (2202621087).

Almost surely, 2^4405242173 is an apocalyptic number.

It is an amenable number.

4405242173 is a deficient number, since it is larger than the sum of its proper divisors (1).

4405242173 is an equidigital number, since it uses as much as digits as its factorization.

4405242173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26880, while the sum is 32.

The square root of 4405242173 is about 66371.9984104743. The cubic root of 4405242173 is about 1639.2930441210.

The spelling of 4405242173 in words is "four billion, four hundred five million, two hundred forty-two thousand, one hundred seventy-three".