2131577703 has 6 divisors (see below), whose sum is σ = 3078945584. Its totient is φ = 1421051796.

The previous prime is 2131577689. The next prime is 2131577711. The reversal of 2131577703 is 3077751312.

2131577703 is a `hidden beast` number, since 2 + 13 + 1 + 577 + 70 + 3 = 666.

It is not a de Polignac number, because 2131577703 - 2⁵ = 2131577671 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 (2131577743) 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 in 5 ways as a sum of consecutive naturals, for example, 118420975 + ... + 118420992.

Almost surely, 2^2131577703 is an apocalyptic number.

2131577703 is a deficient number, since it is larger than the sum of its proper divisors (947367881).

2131577703 is a wasteful number, since it uses less digits than its factorization.

2131577703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236841973 (or 236841970 counting only the distinct ones).

The product of its (nonzero) digits is 30870, while the sum is 36.

The square root of 2131577703 is about 46169.0123676043. The cubic root of 2131577703 is about 1286.9659487154.

The spelling of 2131577703 in words is "two billion, one hundred thirty-one million, five hundred seventy-seven thousand, seven hundred three".