4020173441 has 2 divisors, whose sum is σ = 4020173442. Its totient is φ = 4020173440.

The previous prime is 4020173383. The next prime is 4020173461. The reversal of 4020173441 is 1443710204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3060413041 + 959760400 = 55321^2 + 30980^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4020173441 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4020173441.

It is not a weakly prime, because it can be changed into another prime (4020173461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010086720 + 2010086721.

It is an arithmetic number, because the mean of its divisors is an integer number (2010086721).

Almost surely, 2^4020173441 is an apocalyptic number.

It is an amenable number.

4020173441 is a deficient number, since it is larger than the sum of its proper divisors (1).

4020173441 is an equidigital number, since it uses as much as digits as its factorization.

4020173441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 4020173441 is about 63404.8376782088. The cubic root of 4020173441 is about 1590.0651900279.

Adding to 4020173441 its reverse (1443710204), we get a palindrome (5463883645).

The spelling of 4020173441 in words is "four billion, twenty million, one hundred seventy-three thousand, four hundred forty-one".