5109189723 has 32 divisors (see below), whose sum is σ = 8342449920. Its totient is φ = 3064538880.

The previous prime is 5109189691. The next prime is 5109189731. The reversal of 5109189723 is 3279819015.

It is not a de Polignac number, because 5109189723 - 2⁵ = 5109189691 is a prime.

It is a super-2 number, since 2×5109189723² = 52207639251217633458, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5109189023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59865 + ... + 117482.

It is an arithmetic number, because the mean of its divisors is an integer number (260701560).

Almost surely, 2^5109189723 is an apocalyptic number.

5109189723 is a deficient number, since it is larger than the sum of its proper divisors (3233260197).

5109189723 is a wasteful number, since it uses less digits than its factorization.

5109189723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177464 (or 177458 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 45.

The square root of 5109189723 is about 71478.5962579009. The cubic root of 5109189723 is about 1722.3338746078. Note that the first 3 decimals are identical.

The spelling of 5109189723 in words is "five billion, one hundred nine million, one hundred eighty-nine thousand, seven hundred twenty-three".