5102539 has 4 divisors (see below), whose sum is σ = 5495056. Its totient is φ = 4710024.

The previous prime is 5102501. The next prime is 5102543. The reversal of 5102539 is 9352015.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9352015 = 5 ⋅1870403.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5102539 is a prime.

It is a Duffinian number.

5102539 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5102599) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196239 + ... + 196264.

It is an arithmetic number, because the mean of its divisors is an integer number (1373764).

Almost surely, 2^5102539 is an apocalyptic number.

5102539 is a deficient number, since it is larger than the sum of its proper divisors (392517).

5102539 is a wasteful number, since it uses less digits than its factorization.

5102539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392516.

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 5102539 is about 2258.8800322284. The cubic root of 5102539 is about 172.1586219238.

The spelling of 5102539 in words is "five million, one hundred two thousand, five hundred thirty-nine".