71013134 has 4 divisors (see below), whose sum is σ = 106519704. Its totient is φ = 35506566.

The previous prime is 71013133. The next prime is 71013139. The reversal of 71013134 is 43131017.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43131017 = 3251 ⋅13267.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71013133) 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, 17753282 + ... + 17753285.

It is an arithmetic number, because the mean of its divisors is an integer number (26629926).

Almost surely, 2^71013134 is an apocalyptic number.

71013134 is a deficient number, since it is larger than the sum of its proper divisors (35506570).

71013134 is a wasteful number, since it uses less digits than its factorization.

71013134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35506569.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 71013134 is about 8426.9290966520. The cubic root of 71013134 is about 414.1073064668.

The spelling of 71013134 in words is "seventy-one million, thirteen thousand, one hundred thirty-four".