71113767 has 8 divisors (see below), whose sum is σ = 94857840. Its totient is φ = 47389440.

The previous prime is 71113727. The next prime is 71113793. The reversal of 71113767 is 76731117.

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

It is not a de Polignac number, because 71113767 - 2¹⁸ = 70851623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71113727) 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 7 ways as a sum of consecutive naturals, for example, 9517 + ... + 15257.

It is an arithmetic number, because the mean of its divisors is an integer number (11857230).

Almost surely, 2^71113767 is an apocalyptic number.

71113767 is a deficient number, since it is larger than the sum of its proper divisors (23744073).

71113767 is a wasteful number, since it uses less digits than its factorization.

71113767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9873.

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

The square root of 71113767 is about 8432.8979004847. The cubic root of 71113767 is about 414.3028251865.

It can be divided in two parts, 7111 and 3767, that added together give a triangular number (10878 = T₁₄₇).

The spelling of 71113767 in words is "seventy-one million, one hundred thirteen thousand, seven hundred sixty-seven".