134431142239 has 2 divisors, whose sum is σ = 134431142240. Its totient is φ = 134431142238.

The previous prime is 134431142221. The next prime is 134431142249. The reversal of 134431142239 is 932241134431.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134431142239 - 2⁵ = 134431142207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 134431142198 and 134431142207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134431142249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67215571119 + 67215571120.

It is an arithmetic number, because the mean of its divisors is an integer number (67215571120).

Almost surely, 2^134431142239 is an apocalyptic number.

134431142239 is a deficient number, since it is larger than the sum of its proper divisors (1).

134431142239 is an equidigital number, since it uses as much as digits as its factorization.

134431142239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 37.

The spelling of 134431142239 in words is "one hundred thirty-four billion, four hundred thirty-one million, one hundred forty-two thousand, two hundred thirty-nine".