71070014 has 4 divisors (see below), whose sum is σ = 106605024. Its totient is φ = 35535006.

The previous prime is 71070001. The next prime is 71070017. The reversal of 71070014 is 41007017.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71070017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17767502 + ... + 17767505.

It is an arithmetic number, because the mean of its divisors is an integer number (26651256).

Almost surely, 2^71070014 is an apocalyptic number.

71070014 is a deficient number, since it is larger than the sum of its proper divisors (35535010).

71070014 is a wasteful number, since it uses less digits than its factorization.

71070014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35535009.

The product of its (nonzero) digits is 196, while the sum is 20.

The square root of 71070014 is about 8430.3033160142. The cubic root of 71070014 is about 414.2178406558.

The spelling of 71070014 in words is "seventy-one million, seventy thousand, fourteen".