2403421417 has 2 divisors, whose sum is σ = 2403421418. Its totient is φ = 2403421416.

The previous prime is 2403421399. The next prime is 2403421421. The reversal of 2403421417 is 7141243042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1862440336 + 540981081 = 43156^2 + 23259^2 .

It is a cyclic number.

It is not a de Polignac number, because 2403421417 - 2¹⁹ = 2402897129 is a prime.

It is not a weakly prime, because it can be changed into another prime (2403421117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1201710708 + 1201710709.

It is an arithmetic number, because the mean of its divisors is an integer number (1201710709).

Almost surely, 2^2403421417 is an apocalyptic number.

It is an amenable number.

2403421417 is a deficient number, since it is larger than the sum of its proper divisors (1).

2403421417 is an equidigital number, since it uses as much as digits as its factorization.

2403421417 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 2403421417 is about 49024.7021102627. The cubic root of 2403421417 is about 1339.5018228704.

Adding to 2403421417 its reverse (7141243042), we get a palindrome (9544664459).

It can be divided in two parts, 24034 and 21417, that added together give a triangular number (45451 = T₃₀₁).

The spelling of 2403421417 in words is "two billion, four hundred three million, four hundred twenty-one thousand, four hundred seventeen".