670000111 has 8 divisors (see below), whose sum is σ = 736951248. Its totient is φ = 609089800.

The previous prime is 670000103. The next prime is 670000129. The reversal of 670000111 is 111000076.

It is not a de Polignac number, because 670000111 - 2³ = 670000103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670000171) 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, 250360 + ... + 253021.

It is an arithmetic number, because the mean of its divisors is an integer number (92118906).

Almost surely, 2^670000111 is an apocalyptic number.

670000111 is a deficient number, since it is larger than the sum of its proper divisors (66951137).

670000111 is an equidigital number, since it uses as much as digits as its factorization.

670000111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503414 (or 503392 counting only the distinct ones).

The product of its (nonzero) digits is 42, while the sum is 16.

The square root of 670000111 is about 25884.3603552415. The cubic root of 670000111 is about 875.0340606061.

Adding to 670000111 its reverse (111000076), we get a palindrome (781000187).

The spelling of 670000111 in words is "six hundred seventy million, one hundred eleven", and thus it is an aban number.