134252147 has 2 divisors, whose sum is σ = 134252148. Its totient is φ = 134252146.

The previous prime is 134252123. The next prime is 134252159. The reversal of 134252147 is 741252431.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134252147 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (134252197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67126073 + 67126074.

It is an arithmetic number, because the mean of its divisors is an integer number (67126074).

Almost surely, 2^134252147 is an apocalyptic number.

134252147 is a deficient number, since it is larger than the sum of its proper divisors (1).

134252147 is an equidigital number, since it uses as much as digits as its factorization.

134252147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6720, while the sum is 29.

The square root of 134252147 is about 11586.7228757747. The cubic root of 134252147 is about 512.0437622811.

The spelling of 134252147 in words is "one hundred thirty-four million, two hundred fifty-two thousand, one hundred forty-seven".