134115479 has 2 divisors, whose sum is σ = 134115480. Its totient is φ = 134115478.

The previous prime is 134115413. The next prime is 134115481. The reversal of 134115479 is 974511431.

It is a strong prime.

It is an emirp because it is prime and its reverse (974511431) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134115479 is a prime.

Together with 134115481, 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 (134111479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67057739 + 67057740.

It is an arithmetic number, because the mean of its divisors is an integer number (67057740).

Almost surely, 2^134115479 is an apocalyptic number.

134115479 is a deficient number, since it is larger than the sum of its proper divisors (1).

134115479 is an equidigital number, since it uses as much as digits as its factorization.

134115479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 35.

The square root of 134115479 is about 11580.8237617192. The cubic root of 134115479 is about 511.8699506430.

The spelling of 134115479 in words is "one hundred thirty-four million, one hundred fifteen thousand, four hundred seventy-nine".