5109156 has 60 divisors (see below), whose sum is σ = 14395612. Its totient is φ = 1570752.

The previous prime is 5109149. The next prime is 5109161. The reversal of 5109156 is 6519015.

It can be written as a sum of positive squares in 2 ways, for example, as 443556 + 4665600 = 666^2 + 2160^2 .

It is a super-2 number, since 2×5109156² = 52206950064672, which contains 22 as substring.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 3606 + ... + 4818.

Almost surely, 2^5109156 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5109156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7197806).

5109156 is an abundant number, since it is smaller than the sum of its proper divisors (9286456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5109156 is a wasteful number, since it uses less digits than its factorization.

5109156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1242 (or 1231 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 27.

The square root of 5109156 is about 2260.3442215733. The cubic root of 5109156 is about 172.2330085201.

The spelling of 5109156 in words is "five million, one hundred nine thousand, one hundred fifty-six".