134279419 has 2 divisors, whose sum is σ = 134279420. Its totient is φ = 134279418.

The previous prime is 134279407. The next prime is 134279437. The reversal of 134279419 is 914972431.

It is a weak prime.

It is an emirp because it is prime and its reverse (914972431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134279419 - 2⁷ = 134279291 is a prime.

It is a super-2 number, since 2×134279419² = 36061924733955122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (134279449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67139709 + 67139710.

It is an arithmetic number, because the mean of its divisors is an integer number (67139710).

Almost surely, 2^134279419 is an apocalyptic number.

134279419 is a deficient number, since it is larger than the sum of its proper divisors (1).

134279419 is an equidigital number, since it uses as much as digits as its factorization.

134279419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 40.

The square root of 134279419 is about 11587.8996802699. The cubic root of 134279419 is about 512.0784321475.

The spelling of 134279419 in words is "one hundred thirty-four million, two hundred seventy-nine thousand, four hundred nineteen".