71045194 has 8 divisors (see below), whose sum is σ = 116255808. Its totient is φ = 32293260.

The previous prime is 71045173. The next prime is 71045203. The reversal of 71045194 is 49154017.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1614642 + ... + 1614685.

It is an arithmetic number, because the mean of its divisors is an integer number (14531976).

Almost surely, 2^71045194 is an apocalyptic number.

71045194 is a deficient number, since it is larger than the sum of its proper divisors (45210614).

71045194 is a wasteful number, since it uses less digits than its factorization.

71045194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3229340.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 71045194 is about 8428.8311170648. The cubic root of 71045194 is about 414.1696155171.

The spelling of 71045194 in words is "seventy-one million, forty-five thousand, one hundred ninety-four".