848931887 has 2 divisors, whose sum is σ = 848931888. Its totient is φ = 848931886.

The previous prime is 848931859. The next prime is 848931893. The reversal of 848931887 is 788139848.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 848931887 - 2¹² = 848927791 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (848931847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 424465943 + 424465944.

It is an arithmetic number, because the mean of its divisors is an integer number (424465944).

Almost surely, 2^848931887 is an apocalyptic number.

848931887 is a deficient number, since it is larger than the sum of its proper divisors (1).

848931887 is an equidigital number, since it uses as much as digits as its factorization.

848931887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3096576, while the sum is 56.

The square root of 848931887 is about 29136.4357291691. The cubic root of 848931887 is about 946.8712906679.

The spelling of 848931887 in words is "eight hundred forty-eight million, nine hundred thirty-one thousand, eight hundred eighty-seven".