71618134 has 16 divisors (see below), whose sum is σ = 125630208. Its totient is φ = 29979432.

The previous prime is 71618119. The next prime is 71618149. The reversal of 71618134 is 43181617.

It is an interprime number because it is at equal distance from previous prime (71618119) and next prime (71618149).

It is a junction number, because it is equal to n+sod(n) for n = 71618096 and 71618105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58882 + ... + 60085.

It is an arithmetic number, because the mean of its divisors is an integer number (7851888).

Almost surely, 2^71618134 is an apocalyptic number.

71618134 is a deficient number, since it is larger than the sum of its proper divisors (54012074).

71618134 is a wasteful number, since it uses less digits than its factorization.

71618134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119019.

The product of its digits is 4032, while the sum is 31.

The square root of 71618134 is about 8462.7497895188. The cubic root of 71618134 is about 415.2799852525.

The spelling of 71618134 in words is "seventy-one million, six hundred eighteen thousand, one hundred thirty-four".