424127173 has 2 divisors, whose sum is σ = 424127174. Its totient is φ = 424127172.

The previous prime is 424127131. The next prime is 424127243. The reversal of 424127173 is 371721424.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 250335684 + 173791489 = 15822^2 + 13183^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424127173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424127773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212063586 + 212063587.

It is an arithmetic number, because the mean of its divisors is an integer number (212063587).

Almost surely, 2^424127173 is an apocalyptic number.

It is an amenable number.

424127173 is a deficient number, since it is larger than the sum of its proper divisors (1).

424127173 is an equidigital number, since it uses as much as digits as its factorization.

424127173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9408, while the sum is 31.

The square root of 424127173 is about 20594.3480838797. The cubic root of 424127173 is about 751.3322531047.

Adding to 424127173 its reverse (371721424), we get a palindrome (795848597).

The spelling of 424127173 in words is "four hundred twenty-four million, one hundred twenty-seven thousand, one hundred seventy-three".