16425271 has 2 divisors, whose sum is σ = 16425272. Its totient is φ = 16425270.

The previous prime is 16425259. The next prime is 16425317. The reversal of 16425271 is 17252461.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16425271 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16425221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8212635 + 8212636.

It is an arithmetic number, because the mean of its divisors is an integer number (8212636).

Almost surely, 2^16425271 is an apocalyptic number.

16425271 is a deficient number, since it is larger than the sum of its proper divisors (1).

16425271 is an equidigital number, since it uses as much as digits as its factorization.

16425271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3360, while the sum is 28.

The square root of 16425271 is about 4052.8102595606. The cubic root of 16425271 is about 254.1972500091.

The spelling of 16425271 in words is "sixteen million, four hundred twenty-five thousand, two hundred seventy-one".