16126387 has 8 divisors (see below), whose sum is σ = 17356032. Its totient is φ = 14928000.

The previous prime is 16126379. The next prime is 16126391. The reversal of 16126387 is 78362161.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16126387 - 2³ = 16126379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16126337) 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 in 7 ways as a sum of consecutive naturals, for example, 6739 + ... + 8812.

It is an arithmetic number, because the mean of its divisors is an integer number (2169504).

Almost surely, 2^16126387 is an apocalyptic number.

16126387 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

16126387 is a deficient number, since it is larger than the sum of its proper divisors (1229645).

16126387 is a wasteful number, since it uses less digits than its factorization.

16126387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15629.

The product of its digits is 12096, while the sum is 34.

The square root of 16126387 is about 4015.7672990351. The cubic root of 16126387 is about 252.6459607683.

The spelling of 16126387 in words is "sixteen million, one hundred twenty-six thousand, three hundred eighty-seven".