71052056 has 8 divisors (see below), whose sum is σ = 133222620. Its totient is φ = 35526024.

The previous prime is 71052053. The next prime is 71052073. The reversal of 71052056 is 65025017.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71052053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4440746 + ... + 4440761.

Almost surely, 2^71052056 is an apocalyptic number.

It is an amenable number.

71052056 is a deficient number, since it is larger than the sum of its proper divisors (62170564).

71052056 is a wasteful number, since it uses less digits than its factorization.

71052056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8881513 (or 8881509 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 71052056 is about 8429.2381624913. The cubic root of 71052056 is about 414.1829494728.

The spelling of 71052056 in words is "seventy-one million, fifty-two thousand, fifty-six".