16001383 has 2 divisors, whose sum is σ = 16001384. Its totient is φ = 16001382.

The previous prime is 16001351. The next prime is 16001387. The reversal of 16001383 is 38310061.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16001383 - 2⁵ = 16001351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16001387) 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, 8000691 + 8000692.

It is an arithmetic number, because the mean of its divisors is an integer number (8000692).

Almost surely, 2^16001383 is an apocalyptic number.

16001383 is a deficient number, since it is larger than the sum of its proper divisors (1).

16001383 is an equidigital number, since it uses as much as digits as its factorization.

16001383 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 16001383 is about 4000.1728712644. The cubic root of 16001383 is about 251.9914700648.

It can be divided in two parts, 16001 and 383, that added together give a 14-th power (16384 = 2¹⁴).

The spelling of 16001383 in words is "sixteen million, one thousand, three hundred eighty-three".