671341511 has 8 divisors (see below), whose sum is σ = 677382384. Its totient is φ = 665317440.

The previous prime is 671341501. The next prime is 671341519. The reversal of 671341511 is 115143176.

It is a happy number.

671341511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 671341511 - 2¹⁰ = 671340487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671341519) 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, 84281 + ... + 91901.

It is an arithmetic number, because the mean of its divisors is an integer number (84672798).

Almost surely, 2^671341511 is an apocalyptic number.

671341511 is a deficient number, since it is larger than the sum of its proper divisors (6040873).

671341511 is a wasteful number, since it uses less digits than its factorization.

671341511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8401.

The product of its digits is 2520, while the sum is 29.

The square root of 671341511 is about 25910.2587983988. The cubic root of 671341511 is about 875.6176367422.

Adding to 671341511 its reverse (115143176), we get a palindrome (786484687).

The spelling of 671341511 in words is "six hundred seventy-one million, three hundred forty-one thousand, five hundred eleven".