2135306143 has 2 divisors, whose sum is σ = 2135306144. Its totient is φ = 2135306142.

The previous prime is 2135306113. The next prime is 2135306161. The reversal of 2135306143 is 3416035312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2135306143 - 2¹³ = 2135297951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2135306113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067653071 + 1067653072.

It is an arithmetic number, because the mean of its divisors is an integer number (1067653072).

Almost surely, 2^2135306143 is an apocalyptic number.

2135306143 is a deficient number, since it is larger than the sum of its proper divisors (1).

2135306143 is an equidigital number, since it uses as much as digits as its factorization.

2135306143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 2135306143 is about 46209.3728912220. The cubic root of 2135306143 is about 1287.7158752987.

The spelling of 2135306143 in words is "two billion, one hundred thirty-five million, three hundred six thousand, one hundred forty-three".