71349118 has 4 divisors (see below), whose sum is σ = 107023680. Its totient is φ = 35674558.

The previous prime is 71349101. The next prime is 71349133. The reversal of 71349118 is 81194317.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 81194317 = 37 ⋅2194441.

It is a congruent number.

It is an unprimeable number.

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, 17837278 + ... + 17837281.

It is an arithmetic number, because the mean of its divisors is an integer number (26755920).

Almost surely, 2^71349118 is an apocalyptic number.

71349118 is a deficient number, since it is larger than the sum of its proper divisors (35674562).

71349118 is a wasteful number, since it uses less digits than its factorization.

71349118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35674561.

The product of its digits is 6048, while the sum is 34.

The square root of 71349118 is about 8446.8407111772. The cubic root of 71349118 is about 414.7593669582.

The spelling of 71349118 in words is "seventy-one million, three hundred forty-nine thousand, one hundred eighteen".