1082686887 has 12 divisors (see below), whose sum is σ = 1567825480. Its totient is φ = 719970768.

The previous prime is 1082686879. The next prime is 1082686897. The reversal of 1082686887 is 7886862801.

It is not a de Polignac number, because 1082686887 - 2³ = 1082686879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1082686817) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 147937 + ... + 155082.

Almost surely, 2^1082686887 is an apocalyptic number.

1082686887 is a deficient number, since it is larger than the sum of its proper divisors (485138593).

1082686887 is a wasteful number, since it uses less digits than its factorization.

1082686887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303422 (or 303419 counting only the distinct ones).

The product of its (nonzero) digits is 2064384, while the sum is 54.

The square root of 1082686887 is about 32904.2077400444. The cubic root of 1082686887 is about 1026.8356989752.

The spelling of 1082686887 in words is "one billion, eighty-two million, six hundred eighty-six thousand, eight hundred eighty-seven".