71034123 has 8 divisors (see below), whose sum is σ = 94957200. Its totient is φ = 47233568.

The previous prime is 71034091. The next prime is 71034199. The reversal of 71034123 is 32143017.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 71034123 - 2⁵ = 71034091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 71034123.

It is not an unprimeable number, because it can be changed into a prime (71039123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29268 + ... + 31601.

It is an arithmetic number, because the mean of its divisors is an integer number (11869650).

Almost surely, 2^71034123 is an apocalyptic number.

71034123 is a deficient number, since it is larger than the sum of its proper divisors (23923077).

71034123 is a wasteful number, since it uses less digits than its factorization.

71034123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61261.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 71034123 is about 8428.1743574751. The cubic root of 71034123 is about 414.1481009958.

The spelling of 71034123 in words is "seventy-one million, thirty-four thousand, one hundred twenty-three".