5195309 has 16 divisors (see below), whose sum is σ = 6309120. Its totient is φ = 4189680.

The previous prime is 5195269. The next prime is 5195317. The reversal of 5195309 is 9035915.

It is not a de Polignac number, because 5195309 - 2¹² = 5191213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5195369) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85139 + ... + 85199.

It is an arithmetic number, because the mean of its divisors is an integer number (394320).

Almost surely, 2^5195309 is an apocalyptic number.

It is an amenable number.

5195309 is a deficient number, since it is larger than the sum of its proper divisors (1113811).

5195309 is an frugal number, since it uses more digits than its factorization.

5195309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137 (or 91 counting only the distinct ones).

The product of its (nonzero) digits is 6075, while the sum is 32.

The square root of 5195309 is about 2279.3220483293. The cubic root of 5195309 is about 173.1957088864.

Subtracting 5195309 from its reverse (9035915), we obtain a triangular number (3840606 = T₂₇₇₁).

The spelling of 5195309 in words is "five million, one hundred ninety-five thousand, three hundred nine".