5145560 has 128 divisors (see below), whose sum is σ = 14929920. Its totient is φ = 1554432.

The previous prime is 5145529. The next prime is 5145589. The reversal of 5145560 is 655415.

5145560 = T₁₂₀₉ + T₁₂₁₀ + ... + T₁₂₁₅.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 109457 + ... + 109503.

It is an arithmetic number, because the mean of its divisors is an integer number (116640).

Almost surely, 2^5145560 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 5145560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7464960).

5145560 is an abundant number, since it is smaller than the sum of its proper divisors (9784360).

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

5145560 is a wasteful number, since it uses less digits than its factorization.

5145560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105 (or 101 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 5145560 is about 2268.3826837639. The cubic root of 5145560 is about 172.6411083716.

It can be divided in two parts, 51455 and 60, that added together give a palindrome (51515).

The spelling of 5145560 in words is "five million, one hundred forty-five thousand, five hundred sixty".