134242331287 has 2 divisors, whose sum is σ = 134242331288. Its totient is φ = 134242331286.

The previous prime is 134242331281. The next prime is 134242331297. The reversal of 134242331287 is 782133242431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134242331287 - 2¹¹ = 134242329239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134242331281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67121165643 + 67121165644.

It is an arithmetic number, because the mean of its divisors is an integer number (67121165644).

Almost surely, 2^134242331287 is an apocalyptic number.

134242331287 is a deficient number, since it is larger than the sum of its proper divisors (1).

134242331287 is an equidigital number, since it uses as much as digits as its factorization.

134242331287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 193536, while the sum is 40.

The spelling of 134242331287 in words is "one hundred thirty-four billion, two hundred forty-two million, three hundred thirty-one thousand, two hundred eighty-seven".