5197539 has 12 divisors (see below), whose sum is σ = 7102536. Its totient is φ = 3380832.

The previous prime is 5197537. The next prime is 5197573. The reversal of 5197539 is 9357915.

It is not a de Polignac number, because 5197539 - 2¹ = 5197537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5197497 and 5197506.

It is not an unprimeable number, because it can be changed into a prime (5197537) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5079 + ... + 6015.

It is an arithmetic number, because the mean of its divisors is an integer number (591878).

Almost surely, 2^5197539 is an apocalyptic number.

5197539 is a deficient number, since it is larger than the sum of its proper divisors (1904997).

5197539 is an equidigital number, since it uses as much as digits as its factorization.

5197539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1026 (or 983 counting only the distinct ones).

The product of its digits is 42525, while the sum is 39.

The square root of 5197539 is about 2279.8111763916. The cubic root of 5197539 is about 173.2204858011.

The spelling of 5197539 in words is "five million, one hundred ninety-seven thousand, five hundred thirty-nine".