5145939 has 12 divisors (see below), whose sum is σ = 7606456. Its totient is φ = 3350592.

The previous prime is 5145937. The next prime is 5145949. The reversal of 5145939 is 9395415.

It is not a de Polignac number, because 5145939 - 2¹ = 5145937 is a prime.

It is a Duffinian number.

5145939 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5145937) 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 11 ways as a sum of consecutive naturals, for example, 6262 + ... + 7035.

Almost surely, 2^5145939 is an apocalyptic number.

5145939 is a deficient number, since it is larger than the sum of its proper divisors (2460517).

5145939 is a wasteful number, since it uses less digits than its factorization.

5145939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13346 (or 13343 counting only the distinct ones).

The product of its digits is 24300, while the sum is 36.

The square root of 5145939 is about 2268.4662219218. The cubic root of 5145939 is about 172.6453469368.

It can be divided in two parts, 5145 and 939, that added together give a square (6084 = 78²).

The spelling of 5145939 in words is "five million, one hundred forty-five thousand, nine hundred thirty-nine".