4102345 has 8 divisors (see below), whose sum is σ = 5301576. Its totient is φ = 3029376.

The previous prime is 4102339. The next prime is 4102363. The reversal of 4102345 is 5432014.

It can be written as a sum of positive squares in 4 ways, for example, as 50176 + 4052169 = 224^2 + 2013^2 .

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 4102345 - 2²¹ = 2005193 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31492 + ... + 31621.

It is an arithmetic number, because the mean of its divisors is an integer number (662697).

Almost surely, 2^4102345 is an apocalyptic number.

It is an amenable number.

4102345 is a deficient number, since it is larger than the sum of its proper divisors (1199231).

4102345 is a wasteful number, since it uses less digits than its factorization.

4102345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63131.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 4102345 is about 2025.4246468333. The cubic root of 4102345 is about 160.0825745642.

Adding to 4102345 its reverse (5432014), we get a palindrome (9534359).

The spelling of 4102345 in words is "four million, one hundred two thousand, three hundred forty-five".