4645109 has 4 divisors (see below), whose sum is σ = 5308704. Its totient is φ = 3981516.

The previous prime is 4645099. The next prime is 4645111. The reversal of 4645109 is 9015464.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4645109 - 2⁸ = 4644853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4645169) 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, 331787 + ... + 331800.

It is an arithmetic number, because the mean of its divisors is an integer number (1327176).

Almost surely, 2^4645109 is an apocalyptic number.

It is an amenable number.

4645109 is a deficient number, since it is larger than the sum of its proper divisors (663595).

4645109 is an equidigital number, since it uses as much as digits as its factorization.

4645109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 663594.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 4645109 is about 2155.2514934457. The cubic root of 4645109 is about 166.8522124710.

The spelling of 4645109 in words is "four million, six hundred forty-five thousand, one hundred nine".