16425943 has 2 divisors, whose sum is σ = 16425944. Its totient is φ = 16425942.

The previous prime is 16425907. The next prime is 16425967. The reversal of 16425943 is 34952461.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16425943 - 2²¹ = 14328791 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16425899 and 16425908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16428943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8212971 + 8212972.

It is an arithmetic number, because the mean of its divisors is an integer number (8212972).

Almost surely, 2^16425943 is an apocalyptic number.

16425943 is a deficient number, since it is larger than the sum of its proper divisors (1).

16425943 is an equidigital number, since it uses as much as digits as its factorization.

16425943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 34.

The square root of 16425943 is about 4052.8931641483. The cubic root of 16425943 is about 254.2007165825.

The spelling of 16425943 in words is "sixteen million, four hundred twenty-five thousand, nine hundred forty-three".