1681135083 has 48 divisors (see below), whose sum is σ = 2613068640. Its totient is φ = 1037795328.

The previous prime is 1681135073. The next prime is 1681135091. The reversal of 1681135083 is 3805311861.

It is not a de Polignac number, because 1681135083 - 2⁶ = 1681135019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1681135003) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2913291 + ... + 2913867.

It is an arithmetic number, because the mean of its divisors is an integer number (54438930).

Almost surely, 2^1681135083 is an apocalyptic number.

1681135083 is a deficient number, since it is larger than the sum of its proper divisors (931933557).

1681135083 is a wasteful number, since it uses less digits than its factorization.

1681135083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 876 (or 873 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 1681135083 is about 41001.6473205651. The cubic root of 1681135083 is about 1189.0520622130.

The spelling of 1681135083 in words is "one billion, six hundred eighty-one million, one hundred thirty-five thousand, eighty-three".