670240303 has 2 divisors, whose sum is σ = 670240304. Its totient is φ = 670240302.

The previous prime is 670240273. The next prime is 670240369. The reversal of 670240303 is 303042076.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 670240303 - 2¹³ = 670232111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (670240393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335120151 + 335120152.

It is an arithmetic number, because the mean of its divisors is an integer number (335120152).

Almost surely, 2^670240303 is an apocalyptic number.

670240303 is a deficient number, since it is larger than the sum of its proper divisors (1).

670240303 is an equidigital number, since it uses as much as digits as its factorization.

670240303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 670240303 is about 25888.9996523620. Note that the first 3 decimals coincide. The cubic root of 670240303 is about 875.1386133601.

Adding to 670240303 its reverse (303042076), we get a palindrome (973282379).

The spelling of 670240303 in words is "six hundred seventy million, two hundred forty thousand, three hundred three".