2403421117 has 2 divisors, whose sum is σ = 2403421118. Its totient is φ = 2403421116.

The previous prime is 2403421067. The next prime is 2403421127. The reversal of 2403421117 is 7111243042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2398452676 + 4968441 = 48974^2 + 2229^2 .

It is a cyclic number.

It is not a de Polignac number, because 2403421117 - 2²³ = 2395032509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2403421091 and 2403421100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2403421127) 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, 1201710558 + 1201710559.

It is an arithmetic number, because the mean of its divisors is an integer number (1201710559).

Almost surely, 2^2403421117 is an apocalyptic number.

It is an amenable number.

2403421117 is a deficient number, since it is larger than the sum of its proper divisors (1).

2403421117 is an equidigital number, since it uses as much as digits as its factorization.

2403421117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 2403421117 is about 49024.6990505806. The cubic root of 2403421117 is about 1339.5017671373.

Adding to 2403421117 its reverse (7111243042), we get a palindrome (9514664159).

The spelling of 2403421117 in words is "two billion, four hundred three million, four hundred twenty-one thousand, one hundred seventeen".