671071465 has 8 divisors (see below), whose sum is σ = 805559040. Its totient is φ = 536674992.

The previous prime is 671071441. The next prime is 671071493. The reversal of 671071465 is 564170176.

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 671071465 - 2⁷ = 671071337 is a prime.

It is a super-2 number, since 2×671071465² = 900673822274492450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5355 + ... + 37024.

It is an arithmetic number, because the mean of its divisors is an integer number (100694880).

Almost surely, 2^671071465 is an apocalyptic number.

It is an amenable number.

671071465 is a deficient number, since it is larger than the sum of its proper divisors (134487575).

671071465 is a wasteful number, since it uses less digits than its factorization.

671071465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45551.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 671071465 is about 25905.0470951126. The cubic root of 671071465 is about 875.5002157533.

The spelling of 671071465 in words is "six hundred seventy-one million, seventy-one thousand, four hundred sixty-five".