20041251353 has 2 divisors, whose sum is σ = 20041251354. Its totient is φ = 20041251352.

The previous prime is 20041251233. The next prime is 20041251367. The reversal of 20041251353 is 35315214002.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10426860544 + 9614390809 = 102112^2 + 98053^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20041251353 is a prime.

It is not a weakly prime, because it can be changed into another prime (20041251553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10020625676 + 10020625677.

It is an arithmetic number, because the mean of its divisors is an integer number (10020625677).

Almost surely, 2^20041251353 is an apocalyptic number.

It is an amenable number.

20041251353 is a deficient number, since it is larger than the sum of its proper divisors (1).

20041251353 is an equidigital number, since it uses as much as digits as its factorization.

20041251353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 20041251353 its reverse (35315214002), we get a palindrome (55356465355).

The spelling of 20041251353 in words is "twenty billion, forty-one million, two hundred fifty-one thousand, three hundred fifty-three".