670992323 has 2 divisors, whose sum is σ = 670992324. Its totient is φ = 670992322.

The previous prime is 670992269. The next prime is 670992331. The reversal of 670992323 is 323299076.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 670992323 - 2²⁸ = 402556867 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (670992383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335496161 + 335496162.

It is an arithmetic number, because the mean of its divisors is an integer number (335496162).

Almost surely, 2^670992323 is an apocalyptic number.

670992323 is a deficient number, since it is larger than the sum of its proper divisors (1).

670992323 is an equidigital number, since it uses as much as digits as its factorization.

670992323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 122472, while the sum is 41.

The square root of 670992323 is about 25903.5195099044. The cubic root of 670992323 is about 875.4657973812.

The spelling of 670992323 in words is "six hundred seventy million, nine hundred ninety-two thousand, three hundred twenty-three".