5139045 has 20 divisors (see below), whose sum is σ = 9212940. Its totient is φ = 2740608.

The previous prime is 5139019. The next prime is 5139047. The reversal of 5139045 is 5409315.

It can be written as a sum of positive squares in 2 ways, for example, as 1147041 + 3992004 = 1071^2 + 1998^2 .

It is not a de Polignac number, because 5139045 - 2⁸ = 5138789 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5139047) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5940 + ... + 6749.

It is an arithmetic number, because the mean of its divisors is an integer number (460647).

Almost surely, 2^5139045 is an apocalyptic number.

It is an amenable number.

5139045 is a deficient number, since it is larger than the sum of its proper divisors (4073895).

5139045 is a wasteful number, since it uses less digits than its factorization.

5139045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12706 (or 12697 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 5139045 is about 2266.9461837459. The cubic root of 5139045 is about 172.5682149869.

The spelling of 5139045 in words is "five million, one hundred thirty-nine thousand, forty-five".