71003116 has 24 divisors (see below), whose sum is σ = 131604480. Its totient is φ = 33448272.

The previous prime is 71003099. The next prime is 71003117. The reversal of 71003116 is 61130017.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 71003093 and 71003102.

It is not an unprimeable number, because it can be changed into a prime (71003117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 405 + ... + 11923.

It is an arithmetic number, because the mean of its divisors is an integer number (5483520).

Almost surely, 2^71003116 is an apocalyptic number.

It is an amenable number.

71003116 is a deficient number, since it is larger than the sum of its proper divisors (60601364).

71003116 is a wasteful number, since it uses less digits than its factorization.

71003116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11613 (or 11611 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 19.

The square root of 71003116 is about 8426.3346717301. The cubic root of 71003116 is about 414.0878325007.

The spelling of 71003116 in words is "seventy-one million, three thousand, one hundred sixteen".