403545413 has 2 divisors, whose sum is σ = 403545414. Its totient is φ = 403545412.

The previous prime is 403545407. The next prime is 403545433. The reversal of 403545413 is 314545304.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 397483969 + 6061444 = 19937^2 + 2462^2 .

It is a cyclic number.

It is not a de Polignac number, because 403545413 - 2⁴ = 403545397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (403545433) 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, 201772706 + 201772707.

It is an arithmetic number, because the mean of its divisors is an integer number (201772707).

Almost surely, 2^403545413 is an apocalyptic number.

It is an amenable number.

403545413 is a deficient number, since it is larger than the sum of its proper divisors (1).

403545413 is an equidigital number, since it uses as much as digits as its factorization.

403545413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 403545413 is about 20088.4397851102. The cubic root of 403545413 is about 738.9768017264.

It can be divided in two parts, 40 and 3545413, that added together give a palindrome (3545453).

The spelling of 403545413 in words is "four hundred three million, five hundred forty-five thousand, four hundred thirteen".