2131277029 has 24 divisors (see below), whose sum is σ = 2600235968. Its totient is φ = 1710858240.

The previous prime is 2131277023. The next prime is 2131277081. The reversal of 2131277029 is 9207721312.

It is not a de Polignac number, because 2131277029 - 2⁹ = 2131276517 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2131276985 and 2131277003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2131277023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 424357 + ... + 429349.

Almost surely, 2^2131277029 is an apocalyptic number.

It is an amenable number.

2131277029 is a deficient number, since it is larger than the sum of its proper divisors (468958939).

2131277029 is a wasteful number, since it uses less digits than its factorization.

2131277029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5245 (or 5228 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 2131277029 is about 46165.7560211029. The cubic root of 2131277029 is about 1286.9054340092.

The spelling of 2131277029 in words is "two billion, one hundred thirty-one million, two hundred seventy-seven thousand, twenty-nine".