5109923 has 16 divisors (see below), whose sum is σ = 6342336. Its totient is φ = 4008960.

The previous prime is 5109919. The next prime is 5109961. The reversal of 5109923 is 3299015.

It is a cyclic number.

It is not a de Polignac number, because 5109923 - 2² = 5109919 is a prime.

It is a super-2 number, since 2×5109923² = 52222626131858, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5109023) 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 15 ways as a sum of consecutive naturals, for example, 21083 + ... + 21323.

It is an arithmetic number, because the mean of its divisors is an integer number (396396).

Almost surely, 2^5109923 is an apocalyptic number.

5109923 is a deficient number, since it is larger than the sum of its proper divisors (1232413).

5109923 is a wasteful number, since it uses less digits than its factorization.

5109923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494.

The product of its (nonzero) digits is 2430, while the sum is 29.

The square root of 5109923 is about 2260.5138796300. The cubic root of 5109923 is about 172.2416267803.

The spelling of 5109923 in words is "five million, one hundred nine thousand, nine hundred twenty-three".