671052705 has 16 divisors (see below), whose sum is σ = 1075848000. Its totient is φ = 357173568.

The previous prime is 671052671. The next prime is 671052743. The reversal of 671052705 is 507250176.

It is not a de Polignac number, because 671052705 - 2⁸ = 671052449 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37342 + ... + 52311.

It is an arithmetic number, because the mean of its divisors is an integer number (67240500).

Almost surely, 2^671052705 is an apocalyptic number.

It is an amenable number.

671052705 is a deficient number, since it is larger than the sum of its proper divisors (404795295).

671052705 is a wasteful number, since it uses less digits than its factorization.

671052705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90160.

The product of its (nonzero) digits is 14700, while the sum is 33.

The square root of 671052705 is about 25904.6850009800. The cubic root of 671052705 is about 875.4920573887.

The spelling of 671052705 in words is "six hundred seventy-one million, fifty-two thousand, seven hundred five".