16023977 has 2 divisors, whose sum is σ = 16023978. Its totient is φ = 16023976.

The previous prime is 16023961. The next prime is 16023991. The reversal of 16023977 is 77932061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14891881 + 1132096 = 3859^2 + 1064^2 .

It is an emirp because it is prime and its reverse (77932061) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16023977 - 2⁴ = 16023961 is a prime.

It is not a weakly prime, because it can be changed into another prime (16023937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8011988 + 8011989.

It is an arithmetic number, because the mean of its divisors is an integer number (8011989).

Almost surely, 2^16023977 is an apocalyptic number.

It is an amenable number.

16023977 is a deficient number, since it is larger than the sum of its proper divisors (1).

16023977 is an equidigital number, since it uses as much as digits as its factorization.

16023977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15876, while the sum is 35.

The square root of 16023977 is about 4002.9960029958. The cubic root of 16023977 is about 252.1100185185.

The spelling of 16023977 in words is "sixteen million, twenty-three thousand, nine hundred seventy-seven".