403380797 has 2 divisors, whose sum is σ = 403380798. Its totient is φ = 403380796.

The previous prime is 403380793. The next prime is 403380799. The reversal of 403380797 is 797083304.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 393070276 + 10310521 = 19826^2 + 3211^2 .

It is a cyclic number.

It is not a de Polignac number, because 403380797 - 2² = 403380793 is a prime.

Together with 403380799, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (403380793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201690398 + 201690399.

It is an arithmetic number, because the mean of its divisors is an integer number (201690399).

Almost surely, 2^403380797 is an apocalyptic number.

It is an amenable number.

403380797 is a deficient number, since it is larger than the sum of its proper divisors (1).

403380797 is an equidigital number, since it uses as much as digits as its factorization.

403380797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 41.

The square root of 403380797 is about 20084.3420853161. The cubic root of 403380797 is about 738.8763058500.

The spelling of 403380797 in words is "four hundred three million, three hundred eighty thousand, seven hundred ninety-seven".