6198131 has 2 divisors, whose sum is σ = 6198132. Its totient is φ = 6198130.

The previous prime is 6198119. The next prime is 6198139. The reversal of 6198131 is 1318916.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6198131 - 2¹⁸ = 5935987 is a prime.

It is a super-2 number, since 2×6198131² = 76833655786322, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 6198094 and 6198103.

It is not a weakly prime, because it can be changed into another prime (6198139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3099065 + 3099066.

It is an arithmetic number, because the mean of its divisors is an integer number (3099066).

Almost surely, 2^6198131 is an apocalyptic number.

6198131 is a deficient number, since it is larger than the sum of its proper divisors (1).

6198131 is an equidigital number, since it uses as much as digits as its factorization.

6198131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 29.

The square root of 6198131 is about 2489.6045870780. The cubic root of 6198131 is about 183.6905933492.

The spelling of 6198131 in words is "six million, one hundred ninety-eight thousand, one hundred thirty-one".