4234187887 has 2 divisors, whose sum is σ = 4234187888. Its totient is φ = 4234187886.

The previous prime is 4234187869. The next prime is 4234187927. The reversal of 4234187887 is 7887814324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4234187887 - 2²⁷ = 4099970159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4234187827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2117093943 + 2117093944.

It is an arithmetic number, because the mean of its divisors is an integer number (2117093944).

Almost surely, 2^4234187887 is an apocalyptic number.

4234187887 is a deficient number, since it is larger than the sum of its proper divisors (1).

4234187887 is an equidigital number, since it uses as much as digits as its factorization.

4234187887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2408448, while the sum is 52.

The square root of 4234187887 is about 65070.6376716872. The cubic root of 4234187887 is about 1617.7945764373.

The spelling of 4234187887 in words is "four billion, two hundred thirty-four million, one hundred eighty-seven thousand, eight hundred eighty-seven".