2420253403 has 4 divisors (see below), whose sum is σ = 2425183128. Its totient is φ = 2415323680.

The previous prime is 2420253397. The next prime is 2420253413. The reversal of 2420253403 is 3043520242.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2420253403 - 2²⁹ = 1883382491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2420253413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2464126 + ... + 2465107.

It is an arithmetic number, because the mean of its divisors is an integer number (606295782).

Almost surely, 2^2420253403 is an apocalyptic number.

2420253403 is a deficient number, since it is larger than the sum of its proper divisors (4929725).

2420253403 is an equidigital number, since it uses as much as digits as its factorization.

2420253403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4929724.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 2420253403 is about 49196.0710118196. The cubic root of 2420253403 is about 1342.6215485013.

Adding to 2420253403 its reverse (3043520242), we get a palindrome (5463773645).

The spelling of 2420253403 in words is "two billion, four hundred twenty million, two hundred fifty-three thousand, four hundred three".