2305421913 has 8 divisors (see below), whose sum is σ = 3108434400. Its totient is φ = 1519678688.

The previous prime is 2305421897. The next prime is 2305421929. The reversal of 2305421913 is 3191245032.

2305421913 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2305421897) and next prime (2305421929).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2305421913 - 2⁴ = 2305421897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2305421953) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4317003 + ... + 4317536.

It is an arithmetic number, because the mean of its divisors is an integer number (388554300).

Almost surely, 2^2305421913 is an apocalyptic number.

It is an amenable number.

2305421913 is a deficient number, since it is larger than the sum of its proper divisors (803012487).

2305421913 is an equidigital number, since it uses as much as digits as its factorization.

2305421913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8634631.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 2305421913 is about 48014.8093092121. The cubic root of 2305421913 is about 1321.0425481551.

Adding to 2305421913 its reverse (3191245032), we get a palindrome (5496666945).

The spelling of 2305421913 in words is "two billion, three hundred five million, four hundred twenty-one thousand, nine hundred thirteen".