3885513887 has 2 divisors, whose sum is σ = 3885513888. Its totient is φ = 3885513886.

The previous prime is 3885513883. The next prime is 3885513913. The reversal of 3885513887 is 7883155883.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3885513887 - 2² = 3885513883 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3885513883) 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, 1942756943 + 1942756944.

It is an arithmetic number, because the mean of its divisors is an integer number (1942756944).

Almost surely, 2^3885513887 is an apocalyptic number.

3885513887 is a deficient number, since it is larger than the sum of its proper divisors (1).

3885513887 is an equidigital number, since it uses as much as digits as its factorization.

3885513887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6451200, while the sum is 56.

The square root of 3885513887 is about 62333.8903566912. The cubic root of 3885513887 is about 1572.1096076943.

The spelling of 3885513887 in words is "three billion, eight hundred eighty-five million, five hundred thirteen thousand, eight hundred eighty-seven".