16427413 has 2 divisors, whose sum is σ = 16427414. Its totient is φ = 16427412.

The previous prime is 16427407. The next prime is 16427417. The reversal of 16427413 is 31472461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13410244 + 3017169 = 3662^2 + 1737^2 .

It is a cyclic number.

It is not a de Polignac number, because 16427413 - 2⁹ = 16426901 is a prime.

It is a nialpdrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16427417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8213706 + 8213707.

It is an arithmetic number, because the mean of its divisors is an integer number (8213707).

Almost surely, 2^16427413 is an apocalyptic number.

It is an amenable number.

16427413 is a deficient number, since it is larger than the sum of its proper divisors (1).

16427413 is an equidigital number, since it uses as much as digits as its factorization.

16427413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 28.

The square root of 16427413 is about 4053.0745120217. The cubic root of 16427413 is about 254.2082993822.

Adding to 16427413 its reverse (31472461), we get a palindrome (47899874).

The spelling of 16427413 in words is "sixteen million, four hundred twenty-seven thousand, four hundred thirteen".