670604453 has 2 divisors, whose sum is σ = 670604454. Its totient is φ = 670604452.

The previous prime is 670604437. The next prime is 670604471. The reversal of 670604453 is 354406076.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 353515204 + 317089249 = 18802^2 + 17807^2 .

It is a cyclic number.

It is not a de Polignac number, because 670604453 - 2⁴ = 670604437 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (670604153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335302226 + 335302227.

It is an arithmetic number, because the mean of its divisors is an integer number (335302227).

Almost surely, 2^670604453 is an apocalyptic number.

It is an amenable number.

670604453 is a deficient number, since it is larger than the sum of its proper divisors (1).

670604453 is an equidigital number, since it uses as much as digits as its factorization.

670604453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 35.

The square root of 670604453 is about 25896.0316071787. The cubic root of 670604453 is about 875.2970759431.

The spelling of 670604453 in words is "six hundred seventy million, six hundred four thousand, four hundred fifty-three".