134442311 has 2 divisors, whose sum is σ = 134442312. Its totient is φ = 134442310.

The previous prime is 134442299. The next prime is 134442313. The reversal of 134442311 is 113244431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134442311 - 2⁶ = 134442247 is a prime.

Together with 134442313, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134442313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67221155 + 67221156.

It is an arithmetic number, because the mean of its divisors is an integer number (67221156).

Almost surely, 2^134442311 is an apocalyptic number.

134442311 is a deficient number, since it is larger than the sum of its proper divisors (1).

134442311 is an equidigital number, since it uses as much as digits as its factorization.

134442311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1152, while the sum is 23.

The square root of 134442311 is about 11594.9260885958. The cubic root of 134442311 is about 512.2854129198.

Adding to 134442311 its reverse (113244431), we get a palindrome (247686742).

The spelling of 134442311 in words is "one hundred thirty-four million, four hundred forty-two thousand, three hundred eleven".