71061150 has 24 divisors (see below), whose sum is σ = 176232024. Its totient is φ = 18949600.

The previous prime is 71061149. The next prime is 71061169. The reversal of 71061150 is 5116017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 236721 + ... + 237020.

It is an arithmetic number, because the mean of its divisors is an integer number (7343001).

Almost surely, 2^71061150 is an apocalyptic number.

71061150 is an abundant number, since it is smaller than the sum of its proper divisors (105170874).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

71061150 is a wasteful number, since it uses less digits than its factorization.

71061150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473756 (or 473751 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 21.

The square root of 71061150 is about 8429.7775771369. Note that the first 3 decimals coincide. The cubic root of 71061150 is about 414.2006192362.

Adding to 71061150 its reverse (5116017), we get a palindrome (76177167).

It can be divided in two parts, 7106 and 1150, that added together give a triangular number (8256 = T₁₂₈).

The spelling of 71061150 in words is "seventy-one million, sixty-one thousand, one hundred fifty".