4478287134973 has 2 divisors, whose sum is σ = 4478287134974. Its totient is φ = 4478287134972.

The previous prime is 4478287134941. The next prime is 4478287135001. The reversal of 4478287134973 is 3794317828744.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3846513330009 + 631773804964 = 1961253^2 + 794842^2 .

It is a cyclic number.

It is not a de Polignac number, because 4478287134973 - 2⁵ = 4478287134941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4478287134899 and 4478287134908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4478287164973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2239143567486 + 2239143567487.

It is an arithmetic number, because the mean of its divisors is an integer number (2239143567487).

Almost surely, 2^{4478287134973} is an apocalyptic number.

It is an amenable number.

4478287134973 is a deficient number, since it is larger than the sum of its proper divisors (1).

4478287134973 is an equidigital number, since it uses as much as digits as its factorization.

4478287134973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 227598336, while the sum is 67.

The spelling of 4478287134973 in words is "four trillion, four hundred seventy-eight billion, two hundred eighty-seven million, one hundred thirty-four thousand, nine hundred seventy-three".