53511311101 has 8 divisors (see below), whose sum is σ = 53865060984. Its totient is φ = 53158072320.

The previous prime is 53511311099. The next prime is 53511311141. The reversal of 53511311101 is 10111311535.

It can be written as a sum of positive squares in 4 ways, for example, as 12348987876 + 41162323225 = 111126^2 + 202885^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53511311101 - 2¹ = 53511311099 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 (53511311141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83461 + ... + 337621.

It is an arithmetic number, because the mean of its divisors is an integer number (6733132623).

Almost surely, 2^53511311101 is an apocalyptic number.

It is an amenable number.

53511311101 is a deficient number, since it is larger than the sum of its proper divisors (353749883).

53511311101 is a wasteful number, since it uses less digits than its factorization.

53511311101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255551.

The product of its (nonzero) digits is 225, while the sum is 22.

Adding to 53511311101 its reverse (10111311535), we get a palindrome (63622622636).

The spelling of 53511311101 in words is "fifty-three billion, five hundred eleven million, three hundred eleven thousand, one hundred one".