71116377 has 4 divisors (see below), whose sum is σ = 94821840. Its totient is φ = 47410916.

The previous prime is 71116361. The next prime is 71116379. The reversal of 71116377 is 77361117.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 71116377 - 2⁴ = 71116361 is a prime.

It is a super-2 number, since 2×71116377² = 10115078155212258, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (71116379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11852727 + ... + 11852732.

It is an arithmetic number, because the mean of its divisors is an integer number (23705460).

Almost surely, 2^71116377 is an apocalyptic number.

It is an amenable number.

71116377 is a deficient number, since it is larger than the sum of its proper divisors (23705463).

71116377 is a wasteful number, since it uses less digits than its factorization.

71116377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23705462.

The product of its digits is 6174, while the sum is 33.

The square root of 71116377 is about 8433.0526501380. The cubic root of 71116377 is about 414.3078936713.

The spelling of 71116377 in words is "seventy-one million, one hundred sixteen thousand, three hundred seventy-seven".