6129863 has 2 divisors, whose sum is σ = 6129864. Its totient is φ = 6129862.

The previous prime is 6129857. The next prime is 6129899. The reversal of 6129863 is 3689216.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6129863 - 2²⁰ = 5081287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6129803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3064931 + 3064932.

It is an arithmetic number, because the mean of its divisors is an integer number (3064932).

Almost surely, 2^6129863 is an apocalyptic number.

6129863 is a deficient number, since it is larger than the sum of its proper divisors (1).

6129863 is an equidigital number, since it uses as much as digits as its factorization.

6129863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 35.

The square root of 6129863 is about 2475.8560135840. The cubic root of 6129863 is about 183.0136950146.

The spelling of 6129863 in words is "six million, one hundred twenty-nine thousand, eight hundred sixty-three".