5198131 has 4 divisors (see below), whose sum is σ = 5228352. Its totient is φ = 5167912.

The previous prime is 5198119. The next prime is 5198143. The reversal of 5198131 is 1318915.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (5198119) and next prime (5198143).

It is a cyclic number.

It is not a de Polignac number, because 5198131 - 2⁷ = 5198003 is a prime.

It is a super-2 number, since 2×5198131² = 54041131786322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5198131.

It is not an unprimeable number, because it can be changed into a prime (5193131) 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, 14851 + ... + 15196.

It is an arithmetic number, because the mean of its divisors is an integer number (1307088).

Almost surely, 2^5198131 is an apocalyptic number.

5198131 is a deficient number, since it is larger than the sum of its proper divisors (30221).

5198131 is a wasteful number, since it uses less digits than its factorization.

5198131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30220.

The product of its digits is 1080, while the sum is 28.

The square root of 5198131 is about 2279.9410080088. The cubic root of 5198131 is about 173.2270621593.

It can be divided in two parts, 5198 and 131, that added together give a square (5329 = 73²).

The spelling of 5198131 in words is "five million, one hundred ninety-eight thousand, one hundred thirty-one".