2421313403 has 2 divisors, whose sum is σ = 2421313404. Its totient is φ = 2421313402.

The previous prime is 2421313397. The next prime is 2421313457. The reversal of 2421313403 is 3043131242.

2421313403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2421313403 - 2⁴ = 2421313387 is a prime.

It is not a weakly prime, because it can be changed into another prime (2421313483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210656701 + 1210656702.

It is an arithmetic number, because the mean of its divisors is an integer number (1210656702).

Almost surely, 2^2421313403 is an apocalyptic number.

2421313403 is a deficient number, since it is larger than the sum of its proper divisors (1).

2421313403 is an equidigital number, since it uses as much as digits as its factorization.

2421313403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 2421313403 is about 49206.8430505352. The cubic root of 2421313403 is about 1342.8175295117.

Adding to 2421313403 its reverse (3043131242), we get a palindrome (5464444645).

The spelling of 2421313403 in words is "two billion, four hundred twenty-one million, three hundred thirteen thousand, four hundred three".