6144347887 has 2 divisors, whose sum is σ = 6144347888. Its totient is φ = 6144347886.

The previous prime is 6144347879. The next prime is 6144347899. The reversal of 6144347887 is 7887434416.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6144347887 - 2³ = 6144347879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6144347087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3072173943 + 3072173944.

It is an arithmetic number, because the mean of its divisors is an integer number (3072173944).

Almost surely, 2^6144347887 is an apocalyptic number.

6144347887 is a deficient number, since it is larger than the sum of its proper divisors (1).

6144347887 is an equidigital number, since it uses as much as digits as its factorization.

6144347887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3612672, while the sum is 52.

The square root of 6144347887 is about 78385.8908669156. The cubic root of 6144347887 is about 1831.5773561138.

The spelling of 6144347887 in words is "six billion, one hundred forty-four million, three hundred forty-seven thousand, eight hundred eighty-seven".