134243014391 has 2 divisors, whose sum is σ = 134243014392. Its totient is φ = 134243014390.

The previous prime is 134243014319. The next prime is 134243014471. The reversal of 134243014391 is 193410342431.

Together with previous prime (134243014319) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134243014391 - 2²² = 134238820087 is a prime.

It is a super-3 number, since 3×134243014391³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134243074391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67121507195 + 67121507196.

It is an arithmetic number, because the mean of its divisors is an integer number (67121507196).

Almost surely, 2^134243014391 is an apocalyptic number.

134243014391 is a deficient number, since it is larger than the sum of its proper divisors (1).

134243014391 is an equidigital number, since it uses as much as digits as its factorization.

134243014391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 134243014391 in words is "one hundred thirty-four billion, two hundred forty-three million, fourteen thousand, three hundred ninety-one".