5165603 has 4 divisors (see below), whose sum is σ = 5469480. Its totient is φ = 4861728.

The previous prime is 5165597. The next prime is 5165621. The reversal of 5165603 is 3065615.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5165603 - 2¹⁴ = 5149219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5165653) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 151913 + ... + 151946.

It is an arithmetic number, because the mean of its divisors is an integer number (1367370).

Almost surely, 2^5165603 is an apocalyptic number.

5165603 is a deficient number, since it is larger than the sum of its proper divisors (303877).

5165603 is a wasteful number, since it uses less digits than its factorization.

5165603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303876.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 5165603 is about 2272.7962953155. The cubic root of 5165603 is about 172.8649753331.

It can be divided in two parts, 516560 and 3, that multiplied together give a triangular number (1549680 = T₁₇₆₀).

The spelling of 5165603 in words is "five million, one hundred sixty-five thousand, six hundred three".