5197919 has 4 divisors (see below), whose sum is σ = 5204040. Its totient is φ = 5191800.

The previous prime is 5197909. The next prime is 5197943. The reversal of 5197919 is 9197915.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5197919 - 2⁸ = 5197663 is a prime.

It is a super-2 number, since 2×5197919² = 54036723861122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5197909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1532 + ... + 3569.

It is an arithmetic number, because the mean of its divisors is an integer number (1301010).

Almost surely, 2^5197919 is an apocalyptic number.

5197919 is a deficient number, since it is larger than the sum of its proper divisors (6121).

5197919 is a wasteful number, since it uses less digits than its factorization.

5197919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6120.

The product of its digits is 25515, while the sum is 41.

The square root of 5197919 is about 2279.8945151037. The cubic root of 5197919 is about 173.2247071695.

It can be divided in two parts, 5197 and 919, that added together give a palindrome (6116).

The spelling of 5197919 in words is "five million, one hundred ninety-seven thousand, nine hundred nineteen".