16119423 has 6 divisors (see below), whose sum is σ = 23283624. Its totient is φ = 10746276.

The previous prime is 16119409. The next prime is 16119431. The reversal of 16119423 is 32491161.

16119423 is a `hidden beast` number, since 1 + 611 + 9 + 42 + 3 = 666.

It is not a de Polignac number, because 16119423 - 2⁴ = 16119407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16119223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 895515 + ... + 895532.

It is an arithmetic number, because the mean of its divisors is an integer number (3880604).

Almost surely, 2^16119423 is an apocalyptic number.

16119423 is a deficient number, since it is larger than the sum of its proper divisors (7164201).

16119423 is a wasteful number, since it uses less digits than its factorization.

16119423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1791053 (or 1791050 counting only the distinct ones).

The product of its digits is 1296, while the sum is 27.

The square root of 16119423 is about 4014.9001232907. The cubic root of 16119423 is about 252.6095880872.

The spelling of 16119423 in words is "sixteen million, one hundred nineteen thousand, four hundred twenty-three".