71073734371 has 4 divisors (see below), whose sum is σ = 71084809744. Its totient is φ = 71062659000.

The previous prime is 71073734357. The next prime is 71073734377. The reversal of 71073734371 is 17343737017.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 71073734371 - 2⁵ = 71073734339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71073734377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5528055 + ... + 5540896.

It is an arithmetic number, because the mean of its divisors is an integer number (17771202436).

Almost surely, 2^71073734371 is an apocalyptic number.

71073734371 is a deficient number, since it is larger than the sum of its proper divisors (11075373).

71073734371 is a wasteful number, since it uses less digits than its factorization.

71073734371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11075372.

The product of its (nonzero) digits is 259308, while the sum is 43.

The spelling of 71073734371 in words is "seventy-one billion, seventy-three million, seven hundred thirty-four thousand, three hundred seventy-one".