403254485393 has 2 divisors, whose sum is σ = 403254485394. Its totient is φ = 403254485392.

The previous prime is 403254485327. The next prime is 403254485423. The reversal of 403254485393 is 393584452304.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 387541110784 + 15713374609 = 622528^2 + 125353^2 .

It is a cyclic number.

It is not a de Polignac number, because 403254485393 - 2¹⁶ = 403254419857 is a prime.

It is a super-2 number, since 2×403254485393² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (403254485323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201627242696 + 201627242697.

It is an arithmetic number, because the mean of its divisors is an integer number (201627242697).

Almost surely, 2^403254485393 is an apocalyptic number.

It is an amenable number.

403254485393 is a deficient number, since it is larger than the sum of its proper divisors (1).

403254485393 is an equidigital number, since it uses as much as digits as its factorization.

403254485393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6220800, while the sum is 50.

The spelling of 403254485393 in words is "four hundred three billion, two hundred fifty-four million, four hundred eighty-five thousand, three hundred ninety-three".