670504711 has 4 divisors (see below), whose sum is σ = 680512312. Its totient is φ = 660497112.

The previous prime is 670504697. The next prime is 670504753. The reversal of 670504711 is 117405076.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-670504711 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 (670504771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5003700 + ... + 5003833.

It is an arithmetic number, because the mean of its divisors is an integer number (170128078).

Almost surely, 2^670504711 is an apocalyptic number.

670504711 is a deficient number, since it is larger than the sum of its proper divisors (10007601).

670504711 is a wasteful number, since it uses less digits than its factorization.

670504711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10007600.

The product of its (nonzero) digits is 5880, while the sum is 31.

The square root of 670504711 is about 25894.1057192559. The cubic root of 670504711 is about 875.2536781749.

Adding to 670504711 its reverse (117405076), we get a palindrome (787909787).

The spelling of 670504711 in words is "six hundred seventy million, five hundred four thousand, seven hundred eleven".