6361345 has 4 divisors (see below), whose sum is σ = 7633620. Its totient is φ = 5089072.

The previous prime is 6361343. The next prime is 6361351. The reversal of 6361345 is 5431636.

6361345 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 848241 + 5513104 = 921^2 + 2348^2 .

It is a cyclic number.

It is not a de Polignac number, because 6361345 - 2¹ = 6361343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6361343) 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, 636130 + ... + 636139.

It is an arithmetic number, because the mean of its divisors is an integer number (1908405).

Almost surely, 2^6361345 is an apocalyptic number.

It is an amenable number.

6361345 is a deficient number, since it is larger than the sum of its proper divisors (1272275).

6361345 is a wasteful number, since it uses less digits than its factorization.

6361345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1272274.

The product of its digits is 6480, while the sum is 28.

The square root of 6361345 is about 2522.1706920825. The cubic root of 6361345 is about 185.2890053080.

The spelling of 6361345 in words is "six million, three hundred sixty-one thousand, three hundred forty-five".