2142328631 has 2 divisors, whose sum is σ = 2142328632. Its totient is φ = 2142328630.

The previous prime is 2142328579. The next prime is 2142328633. The reversal of 2142328631 is 1368232412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2142328631 - 2⁶ = 2142328567 is a prime.

It is a super-2 number, since 2×2142328631² = 9179143926404668322, which contains 22 as substring.

Together with 2142328633, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2142328633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1071164315 + 1071164316.

It is an arithmetic number, because the mean of its divisors is an integer number (1071164316).

Almost surely, 2^2142328631 is an apocalyptic number.

2142328631 is a deficient number, since it is larger than the sum of its proper divisors (1).

2142328631 is an equidigital number, since it uses as much as digits as its factorization.

2142328631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13824, while the sum is 32.

The square root of 2142328631 is about 46285.2960560911. The cubic root of 2142328631 is about 1289.1259891020.

The spelling of 2142328631 in words is "two billion, one hundred forty-two million, three hundred twenty-eight thousand, six hundred thirty-one".