667225303 has 2 divisors, whose sum is σ = 667225304. Its totient is φ = 667225302.

The previous prime is 667225283. The next prime is 667225319. The reversal of 667225303 is 303522766.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-667225303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (667225343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 333612651 + 333612652.

It is an arithmetic number, because the mean of its divisors is an integer number (333612652).

Almost surely, 2^667225303 is an apocalyptic number.

667225303 is a deficient number, since it is larger than the sum of its proper divisors (1).

667225303 is an equidigital number, since it uses as much as digits as its factorization.

667225303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 34.

The square root of 667225303 is about 25830.7046555064. The cubic root of 667225303 is about 873.8244035063.

The spelling of 667225303 in words is "six hundred sixty-seven million, two hundred twenty-five thousand, three hundred three".