202440134041 has 4 divisors (see below), whose sum is σ = 203308976052. Its totient is φ = 201571292032.

The previous prime is 202440134023. The next prime is 202440134089. The reversal of 202440134041 is 140431044202.

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 65243974041 + 137196160000 = 255429^2 + 370400^2 .

It is a cyclic number.

It is not a de Polignac number, because 202440134041 - 2⁹ = 202440133529 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202440133997 and 202440134015.

It is not an unprimeable number, because it can be changed into a prime (202440134021) 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, 434420656 + ... + 434421121.

It is an arithmetic number, because the mean of its divisors is an integer number (50827244013).

Almost surely, 2^202440134041 is an apocalyptic number.

It is an amenable number.

202440134041 is a deficient number, since it is larger than the sum of its proper divisors (868842011).

202440134041 is an equidigital number, since it uses as much as digits as its factorization.

202440134041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 868842010.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 202440134041 its reverse (140431044202), we get a palindrome (342871178243).

The spelling of 202440134041 in words is "two hundred two billion, four hundred forty million, one hundred thirty-four thousand, forty-one".