134242431287 has 2 divisors, whose sum is σ = 134242431288. Its totient is φ = 134242431286.

The previous prime is 134242431203. The next prime is 134242431313. The reversal of 134242431287 is 782134242431.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134242431287 - 2¹² = 134242427191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134242331287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67121215643 + 67121215644.

It is an arithmetic number, because the mean of its divisors is an integer number (67121215644).

Almost surely, 2^134242431287 is an apocalyptic number.

134242431287 is a deficient number, since it is larger than the sum of its proper divisors (1).

134242431287 is an equidigital number, since it uses as much as digits as its factorization.

134242431287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 258048, while the sum is 41.

The spelling of 134242431287 in words is "one hundred thirty-four billion, two hundred forty-two million, four hundred thirty-one thousand, two hundred eighty-seven".