670051 has 2 divisors, whose sum is σ = 670052. Its totient is φ = 670050.

The previous prime is 670049. The next prime is 670097. The reversal of 670051 is 150076.

670051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 670051 - 2¹ = 670049 is a prime.

Together with 670049, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (670001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335025 + 335026.

It is an arithmetic number, because the mean of its divisors is an integer number (335026).

2⁶⁷⁰⁰⁵¹ is an apocalyptic number.

670051 is a deficient number, since it is larger than the sum of its proper divisors (1).

670051 is an equidigital number, since it uses as much as digits as its factorization.

670051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 670051 is about 818.5664298027. The cubic root of 670051 is about 87.5056214076.

The spelling of 670051 in words is "six hundred seventy thousand, fifty-one".