2131634323 has 8 divisors (see below), whose sum is σ = 2623550048. Its totient is φ = 1686567744.

The previous prime is 2131634311. The next prime is 2131634347. The reversal of 2131634323 is 3234361312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2131634323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2131634291 and 2131634300.

It is not an unprimeable number, because it can be changed into a prime (2131631323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11712186 + ... + 11712367.

It is an arithmetic number, because the mean of its divisors is an integer number (327943756).

Almost surely, 2^2131634323 is an apocalyptic number.

2131634323 is a deficient number, since it is larger than the sum of its proper divisors (491915725).

2131634323 is a wasteful number, since it uses less digits than its factorization.

2131634323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23424573.

The product of its digits is 7776, while the sum is 28.

The square root of 2131634323 is about 46169.6255453734. The cubic root of 2131634323 is about 1286.9773436189.

Adding to 2131634323 its reverse (3234361312), we get a palindrome (5365995635).

The spelling of 2131634323 in words is "two billion, one hundred thirty-one million, six hundred thirty-four thousand, three hundred twenty-three".