4113145 has 8 divisors (see below), whose sum is σ = 4969800. Its totient is φ = 3267840.

The previous prime is 4113143. The next prime is 4113181. The reversal of 4113145 is 5413114.

It can be written as a sum of positive squares in 4 ways, for example, as 361 + 4112784 = 19^2 + 2028^2 .

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

It is not a de Polignac number, because 4113145 - 2¹ = 4113143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4113143) 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, 2016 + ... + 3505.

It is an arithmetic number, because the mean of its divisors is an integer number (621225).

Almost surely, 2^4113145 is an apocalyptic number.

It is an amenable number.

4113145 is a deficient number, since it is larger than the sum of its proper divisors (856655).

4113145 is a wasteful number, since it uses less digits than its factorization.

4113145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5675.

The product of its digits is 240, while the sum is 19.

The square root of 4113145 is about 2028.0890019918. The cubic root of 4113145 is about 160.2229314281. Note that the first 3 decimals are identical.

Adding to 4113145 its reverse (5413114), we get a palindrome (9526259).

The spelling of 4113145 in words is "four million, one hundred thirteen thousand, one hundred forty-five".