11341551311 has 4 divisors (see below), whose sum is σ = 11343007800. Its totient is φ = 11340094824.

The previous prime is 11341551293. The next prime is 11341551313. The reversal of 11341551311 is 11315514311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11341551311 - 2¹⁰ = 11341550287 is a prime.

It is a super-2 number, since 2×11341551311² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11341551313) 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, 716501 + ... + 732158.

It is an arithmetic number, because the mean of its divisors is an integer number (2835751950).

Almost surely, 2^11341551311 is an apocalyptic number.

11341551311 is a deficient number, since it is larger than the sum of its proper divisors (1456489).

11341551311 is an equidigital number, since it uses as much as digits as its factorization.

11341551311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1456488.

The product of its digits is 900, while the sum is 26.

The spelling of 11341551311 in words is "eleven billion, three hundred forty-one million, five hundred fifty-one thousand, three hundred eleven".