16124477 has 2 divisors, whose sum is σ = 16124478. Its totient is φ = 16124476.

The previous prime is 16124473. The next prime is 16124497. The reversal of 16124477 is 77442161.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12208036 + 3916441 = 3494^2 + 1979^2 .

It is a cyclic number.

It is not a de Polignac number, because 16124477 - 2² = 16124473 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16124473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8062238 + 8062239.

It is an arithmetic number, because the mean of its divisors is an integer number (8062239).

Almost surely, 2^16124477 is an apocalyptic number.

It is an amenable number.

16124477 is a deficient number, since it is larger than the sum of its proper divisors (1).

16124477 is an equidigital number, since it uses as much as digits as its factorization.

16124477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9408, while the sum is 32.

The square root of 16124477 is about 4015.5294794087. The cubic root of 16124477 is about 252.6359859604.

The spelling of 16124477 in words is "sixteen million, one hundred twenty-four thousand, four hundred seventy-seven".