403220010493 has 2 divisors, whose sum is σ = 403220010494. Its totient is φ = 403220010492.

The previous prime is 403220010383. The next prime is 403220010509. The reversal of 403220010493 is 394010022304.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 392429579364 + 10790431129 = 626442^2 + 103877^2 .

It is a cyclic number.

It is not a de Polignac number, because 403220010493 - 2¹³ = 403220002301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (403220010293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201610005246 + 201610005247.

It is an arithmetic number, because the mean of its divisors is an integer number (201610005247).

Almost surely, 2^403220010493 is an apocalyptic number.

It is an amenable number.

403220010493 is a deficient number, since it is larger than the sum of its proper divisors (1).

403220010493 is an equidigital number, since it uses as much as digits as its factorization.

403220010493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 403220010493 its reverse (394010022304), we get a palindrome (797230032797).

The spelling of 403220010493 in words is "four hundred three billion, two hundred twenty million, ten thousand, four hundred ninety-three".