4020610541 has 4 divisors (see below), whose sum is σ = 4021534332. Its totient is φ = 4019686752.

The previous prime is 4020610537. The next prime is 4020610549. The reversal of 4020610541 is 1450160204.

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 822255625 + 3198354916 = 28675^2 + 56554^2 .

It is a cyclic number.

It is not a de Polignac number, because 4020610541 - 2² = 4020610537 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 (4020610549) 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, 455336 + ... + 464081.

It is an arithmetic number, because the mean of its divisors is an integer number (1005383583).

Almost surely, 2^4020610541 is an apocalyptic number.

It is an amenable number.

4020610541 is a deficient number, since it is larger than the sum of its proper divisors (923791).

4020610541 is an equidigital number, since it uses as much as digits as its factorization.

4020610541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923790.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 4020610541 is about 63408.2844823924. The cubic root of 4020610541 is about 1590.1228154278.

Adding to 4020610541 its reverse (1450160204), we get a palindrome (5470770745).

The spelling of 4020610541 in words is "four billion, twenty million, six hundred ten thousand, five hundred forty-one".