671333411 has 16 divisors (see below), whose sum is σ = 776724480. Its totient is φ = 568339200.

The previous prime is 671333387. The next prime is 671333419. The reversal of 671333411 is 114333176.

It is a cyclic number.

It is not a de Polignac number, because 671333411 - 2²⁶ = 604224547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (671333419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 582686 + ... + 583836.

It is an arithmetic number, because the mean of its divisors is an integer number (48545280).

Almost surely, 2^671333411 is an apocalyptic number.

671333411 is a deficient number, since it is larger than the sum of its proper divisors (105391069).

671333411 is a wasteful number, since it uses less digits than its factorization.

671333411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2114.

The product of its digits is 4536, while the sum is 29.

The square root of 671333411 is about 25910.1024891836. The cubic root of 671333411 is about 875.6141151707.

Adding to 671333411 its reverse (114333176), we get a palindrome (785666587).

The spelling of 671333411 in words is "six hundred seventy-one million, three hundred thirty-three thousand, four hundred eleven".