4313120345 has 4 divisors (see below), whose sum is σ = 5175744420. Its totient is φ = 3450496272.

The previous prime is 4313120341. The next prime is 4313120353. The reversal of 4313120345 is 5430213134.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3366204361 + 946915984 = 58019^2 + 30772^2 .

It is a cyclic number.

It is not a de Polignac number, because 4313120345 - 2² = 4313120341 is a prime.

It is a super-2 number, since 2×4313120345² = 37206014220905838050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4313120341) 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, 431312030 + ... + 431312039.

It is an arithmetic number, because the mean of its divisors is an integer number (1293936105).

Almost surely, 2^4313120345 is an apocalyptic number.

It is an amenable number.

4313120345 is a deficient number, since it is larger than the sum of its proper divisors (862624075).

4313120345 is an equidigital number, since it uses as much as digits as its factorization.

4313120345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862624074.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 4313120345 is about 65674.3507390823. The cubic root of 4313120345 is about 1627.7855616928.

Adding to 4313120345 its reverse (5430213134), we get a palindrome (9743333479).

The spelling of 4313120345 in words is "four billion, three hundred thirteen million, one hundred twenty thousand, three hundred forty-five".