16377841 has 2 divisors, whose sum is σ = 16377842. Its totient is φ = 16377840.

The previous prime is 16377833. The next prime is 16377847. The reversal of 16377841 is 14877361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15178816 + 1199025 = 3896^2 + 1095^2 .

It is a cyclic number.

It is not a de Polignac number, because 16377841 - 2³ = 16377833 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16377841.

It is not a weakly prime, because it can be changed into another prime (16377847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8188920 + 8188921.

It is an arithmetic number, because the mean of its divisors is an integer number (8188921).

Almost surely, 2^16377841 is an apocalyptic number.

It is an amenable number.

16377841 is a deficient number, since it is larger than the sum of its proper divisors (1).

16377841 is an equidigital number, since it uses as much as digits as its factorization.

16377841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28224, while the sum is 37.

The square root of 16377841 is about 4046.9545339675. The cubic root of 16377841 is about 253.9523387953.

The spelling of 16377841 in words is "sixteen million, three hundred seventy-seven thousand, eight hundred forty-one".