2135187273379 has 2 divisors, whose sum is σ = 2135187273380. Its totient is φ = 2135187273378.

The previous prime is 2135187273257. The next prime is 2135187273397. The reversal of 2135187273379 is 9733727815312.

Together with next prime (2135187273397) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2135187273379 - 2⁷ = 2135187273251 is a prime.

It is not a weakly prime, because it can be changed into another prime (2135187273979) 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 as a sum of consecutive naturals, namely, 1067593636689 + 1067593636690.

It is an arithmetic number, because the mean of its divisors is an integer number (1067593636690).

Almost surely, 2^{2135187273379} is an apocalyptic number.

2135187273379 is a deficient number, since it is larger than the sum of its proper divisors (1).

2135187273379 is an equidigital number, since it uses as much as digits as its factorization.

2135187273379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13335840, while the sum is 58.

The spelling of 2135187273379 in words is "two trillion, one hundred thirty-five billion, one hundred eighty-seven million, two hundred seventy-three thousand, three hundred seventy-nine".