670893299 has 2 divisors, whose sum is σ = 670893300. Its totient is φ = 670893298.

The previous prime is 670893269. The next prime is 670893319. The reversal of 670893299 is 992398076.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 670893299 - 2¹² = 670889203 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 670893299.

It is not a weakly prime, because it can be changed into another prime (670893229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335446649 + 335446650.

It is an arithmetic number, because the mean of its divisors is an integer number (335446650).

Almost surely, 2^670893299 is an apocalyptic number.

670893299 is a deficient number, since it is larger than the sum of its proper divisors (1).

670893299 is an equidigital number, since it uses as much as digits as its factorization.

670893299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1469664, while the sum is 53.

The square root of 670893299 is about 25901.6080388844. The cubic root of 670893299 is about 875.4227286371.

The spelling of 670893299 in words is "six hundred seventy million, eight hundred ninety-three thousand, two hundred ninety-nine".