4165143245 has 4 divisors (see below), whose sum is σ = 4998171900. Its totient is φ = 3332114592.

The previous prime is 4165143233. The next prime is 4165143251. The reversal of 4165143245 is 5423415614.

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 1609132996 + 2556010249 = 40114^2 + 50557^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4165143245 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 416514320 + ... + 416514329.

It is an arithmetic number, because the mean of its divisors is an integer number (1249542975).

Almost surely, 2^4165143245 is an apocalyptic number.

It is an amenable number.

4165143245 is a deficient number, since it is larger than the sum of its proper divisors (833028655).

4165143245 is an equidigital number, since it uses as much as digits as its factorization.

4165143245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833028654.

The product of its digits is 57600, while the sum is 35.

The square root of 4165143245 is about 64537.9209844879. The cubic root of 4165143245 is about 1608.9528374438.

Adding to 4165143245 its reverse (5423415614), we get a palindrome (9588558859).

The spelling of 4165143245 in words is "four billion, one hundred sixty-five million, one hundred forty-three thousand, two hundred forty-five".