406303307 has 2 divisors, whose sum is σ = 406303308. Its totient is φ = 406303306.

The previous prime is 406303291. The next prime is 406303351. The reversal of 406303307 is 703303604.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 406303307 - 2⁴ = 406303291 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (406303207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203151653 + 203151654.

It is an arithmetic number, because the mean of its divisors is an integer number (203151654).

Almost surely, 2^406303307 is an apocalyptic number.

406303307 is a deficient number, since it is larger than the sum of its proper divisors (1).

406303307 is an equidigital number, since it uses as much as digits as its factorization.

406303307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 26.

The square root of 406303307 is about 20156.9667112887. The cubic root of 406303307 is about 740.6564098959.

The spelling of 406303307 in words is "four hundred six million, three hundred three thousand, three hundred seven".