134140139 has 8 divisors (see below), whose sum is σ = 153681120. Its totient is φ = 114693696.

The previous prime is 134140121. The next prime is 134140157. The reversal of 134140139 is 931041431.

It is an interprime number because it is at equal distance from previous prime (134140121) and next prime (134140157).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134140139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134140169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20564 + ... + 26289.

It is an arithmetic number, because the mean of its divisors is an integer number (19210140).

Almost surely, 2^134140139 is an apocalyptic number.

134140139 is a deficient number, since it is larger than the sum of its proper divisors (19540981).

134140139 is an equidigital number, since it uses as much as digits as its factorization.

134140139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47269.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 134140139 is about 11581.8884038830. Note that the first 3 decimals coincide. The cubic root of 134140139 is about 511.9013214674.

The spelling of 134140139 in words is "one hundred thirty-four million, one hundred forty thousand, one hundred thirty-nine".