134293487 has 2 divisors, whose sum is σ = 134293488. Its totient is φ = 134293486.

The previous prime is 134293477. The next prime is 134293507. The reversal of 134293487 is 784392431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134293487 - 2⁸ = 134293231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134293477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67146743 + 67146744.

It is an arithmetic number, because the mean of its divisors is an integer number (67146744).

Almost surely, 2^134293487 is an apocalyptic number.

134293487 is a deficient number, since it is larger than the sum of its proper divisors (1).

134293487 is an equidigital number, since it uses as much as digits as its factorization.

134293487 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 41.

The square root of 134293487 is about 11588.5066768760. The cubic root of 134293487 is about 512.0963144308.

The spelling of 134293487 in words is "one hundred thirty-four million, two hundred ninety-three thousand, four hundred eighty-seven".