671143410 has 48 divisors (see below), whose sum is σ = 1994256576. Its totient is φ = 153404064.

The previous prime is 671143387. The next prime is 671143423. The reversal of 671143410 is 14341176.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 532024 + ... + 533283.

It is an arithmetic number, because the mean of its divisors is an integer number (41547012).

Almost surely, 2^671143410 is an apocalyptic number.

671143410 is an abundant number, since it is smaller than the sum of its proper divisors (1323113166).

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

671143410 is a wasteful number, since it uses less digits than its factorization.

671143410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1065327 (or 1065324 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 671143410 is about 25906.4356869099. The cubic root of 671143410 is about 875.5315018460.

Adding to 671143410 its reverse (14341176), we get a palindrome (685484586).

The spelling of 671143410 in words is "six hundred seventy-one million, one hundred forty-three thousand, four hundred ten".