5165545 has 16 divisors (see below), whose sum is σ = 7728768. Its totient is φ = 3219840.

The previous prime is 5165543. The next prime is 5165551. The reversal of 5165545 is 5455615.

It is not a de Polignac number, because 5165545 - 2¹ = 5165543 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5165543) 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, 6324 + ... + 7093.

It is an arithmetic number, because the mean of its divisors is an integer number (483048).

Almost surely, 2^5165545 is an apocalyptic number.

5165545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5165545 is a deficient number, since it is larger than the sum of its proper divisors (2563223).

5165545 is a wasteful number, since it uses less digits than its factorization.

5165545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13440.

The product of its digits is 15000, while the sum is 31.

The square root of 5165545 is about 2272.7835356672. The cubic root of 5165545 is about 172.8643283479.

The spelling of 5165545 in words is "five million, one hundred sixty-five thousand, five hundred forty-five".