11371173053 has 4 divisors (see below), whose sum is σ = 11557585788. Its totient is φ = 11184760320.

The previous prime is 11371173041. The next prime is 11371173211. The reversal of 11371173053 is 35037117311.

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 5270469604 + 6100703449 = 72598^2 + 78107^2 .

It is a cyclic number.

It is not a de Polignac number, because 11371173053 - 2¹² = 11371168957 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 (11371103053) 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, 93206276 + ... + 93206397.

It is an arithmetic number, because the mean of its divisors is an integer number (2889396447).

Almost surely, 2^11371173053 is an apocalyptic number.

It is an amenable number.

11371173053 is a deficient number, since it is larger than the sum of its proper divisors (186412735).

11371173053 is an equidigital number, since it uses as much as digits as its factorization.

11371173053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186412734.

The product of its (nonzero) digits is 6615, while the sum is 32.

The spelling of 11371173053 in words is "eleven billion, three hundred seventy-one million, one hundred seventy-three thousand, fifty-three".