3877346887 has 2 divisors, whose sum is σ = 3877346888. Its totient is φ = 3877346886.

The previous prime is 3877346867. The next prime is 3877346897. The reversal of 3877346887 is 7886437783.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3877346887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3877346857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1938673443 + 1938673444.

It is an arithmetic number, because the mean of its divisors is an integer number (1938673444).

Almost surely, 2^3877346887 is an apocalyptic number.

3877346887 is a deficient number, since it is larger than the sum of its proper divisors (1).

3877346887 is an equidigital number, since it uses as much as digits as its factorization.

3877346887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37933056, while the sum is 61.

The square root of 3877346887 is about 62268.3457866033. The cubic root of 3877346887 is about 1571.0073574878.

The spelling of 3877346887 in words is "three billion, eight hundred seventy-seven million, three hundred forty-six thousand, eight hundred eighty-seven".