1082639877 has 96 divisors (see below), whose sum is σ = 1765048320. Its totient is φ = 587769600.

The previous prime is 1082639867. The next prime is 1082639927. The reversal of 1082639877 is 7789362801.

It is not a de Polignac number, because 1082639877 - 2⁶ = 1082639813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1082639807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 12164449 + ... + 12164537.

It is an arithmetic number, because the mean of its divisors is an integer number (18385920).

Almost surely, 2^1082639877 is an apocalyptic number.

It is an amenable number.

1082639877 is a deficient number, since it is larger than the sum of its proper divisors (682408443).

1082639877 is a wasteful number, since it uses less digits than its factorization.

1082639877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215 (or 204 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 51.

The square root of 1082639877 is about 32903.4933859613. The cubic root of 1082639877 is about 1026.8208371085.

The spelling of 1082639877 in words is "one billion, eighty-two million, six hundred thirty-nine thousand, eight hundred seventy-seven".