20041155343 has 6 divisors (see below), whose sum is σ = 22028708072. Its totient is φ = 18219232020.

The previous prime is 20041155241. The next prime is 20041155359. The reversal of 20041155343 is 34355114002.

It is a de Polignac number, because none of the positive numbers 2^k-20041155343 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 (20041155443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 82814571 + ... + 82814812.

Almost surely, 2^20041155343 is an apocalyptic number.

20041155343 is a deficient number, since it is larger than the sum of its proper divisors (1987552729).

20041155343 is a wasteful number, since it uses less digits than its factorization.

20041155343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165629405 (or 165629394 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 20041155343 its reverse (34355114002), we get a palindrome (54396269345).

The spelling of 20041155343 in words is "twenty billion, forty-one million, one hundred fifty-five thousand, three hundred forty-three".