1403242417 has 2 divisors, whose sum is σ = 1403242418. Its totient is φ = 1403242416.

The previous prime is 1403242369. The next prime is 1403242433. The reversal of 1403242417 is 7142423041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1330498576 + 72743841 = 36476^2 + 8529^2 .

It is a cyclic number.

It is not a de Polignac number, because 1403242417 - 2¹⁵ = 1403209649 is a prime.

It is not a weakly prime, because it can be changed into another prime (1403242447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701621208 + 701621209.

It is an arithmetic number, because the mean of its divisors is an integer number (701621209).

Almost surely, 2^1403242417 is an apocalyptic number.

It is an amenable number.

1403242417 is a deficient number, since it is larger than the sum of its proper divisors (1).

1403242417 is an equidigital number, since it uses as much as digits as its factorization.

1403242417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 1403242417 is about 37459.8774290573. The cubic root of 1403242417 is about 1119.5519086015.

Adding to 1403242417 its reverse (7142423041), we get a palindrome (8545665458).

The spelling of 1403242417 in words is "one billion, four hundred three million, two hundred forty-two thousand, four hundred seventeen".