670463951 has 2 divisors, whose sum is σ = 670463952. Its totient is φ = 670463950.

The previous prime is 670463909. The next prime is 670463953. The reversal of 670463951 is 159364076.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 670463951 - 2¹⁴ = 670447567 is a prime.

Together with 670463953, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 670463899 and 670463908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (670463953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335231975 + 335231976.

It is an arithmetic number, because the mean of its divisors is an integer number (335231976).

Almost surely, 2^670463951 is an apocalyptic number.

670463951 is a deficient number, since it is larger than the sum of its proper divisors (1).

670463951 is an equidigital number, since it uses as much as digits as its factorization.

670463951 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 670463951 is about 25893.3186555914. The cubic root of 670463951 is about 875.2359422504.

The spelling of 670463951 in words is "six hundred seventy million, four hundred sixty-three thousand, nine hundred fifty-one".