71414155 has 4 divisors (see below), whose sum is σ = 85696992. Its totient is φ = 57131320.

The previous prime is 71414129. The next prime is 71414177. The reversal of 71414155 is 55141417.

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

It is not a de Polignac number, because 71414155 - 2¹⁹ = 70889867 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 7141411 + ... + 7141420.

It is an arithmetic number, because the mean of its divisors is an integer number (21424248).

Almost surely, 2^71414155 is an apocalyptic number.

71414155 is a deficient number, since it is larger than the sum of its proper divisors (14282837).

71414155 is a wasteful number, since it uses less digits than its factorization.

71414155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14282836.

The product of its digits is 2800, while the sum is 28.

The square root of 71414155 is about 8450.6896168301. The cubic root of 71414155 is about 414.8853508234.

The spelling of 71414155 in words is "seventy-one million, four hundred fourteen thousand, one hundred fifty-five".