134211863 has 2 divisors, whose sum is σ = 134211864. Its totient is φ = 134211862.

The previous prime is 134211851. The next prime is 134211907. The reversal of 134211863 is 368112431.

It is a weak prime.

It is an emirp because it is prime and its reverse (368112431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134211863 - 2¹⁸ = 133949719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134210863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67105931 + 67105932.

It is an arithmetic number, because the mean of its divisors is an integer number (67105932).

Almost surely, 2^134211863 is an apocalyptic number.

134211863 is a deficient number, since it is larger than the sum of its proper divisors (1).

134211863 is an equidigital number, since it uses as much as digits as its factorization.

134211863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 29.

The square root of 134211863 is about 11584.9843763382. The cubic root of 134211863 is about 511.9925421582.

The spelling of 134211863 in words is "one hundred thirty-four million, two hundred eleven thousand, eight hundred sixty-three".