11230540541511 has 4 divisors (see below), whose sum is σ = 14974054055352. Its totient is φ = 7487027027672.

The previous prime is 11230540541471. The next prime is 11230540541531. The reversal of 11230540541511 is 11514504503211.

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 11230540541511 - 2¹⁸ = 11230540279367 is a prime.

It is a super-2 number, since 2×11230540541511² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11230540541531) 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, 1871756756916 + ... + 1871756756921.

It is an arithmetic number, because the mean of its divisors is an integer number (3743513513838).

Almost surely, 2^{11230540541511} is an apocalyptic number.

11230540541511 is a deficient number, since it is larger than the sum of its proper divisors (3743513513841).

11230540541511 is an equidigital number, since it uses as much as digits as its factorization.

11230540541511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3743513513840.

The product of its (nonzero) digits is 12000, while the sum is 33.

The spelling of 11230540541511 in words is "eleven trillion, two hundred thirty billion, five hundred forty million, five hundred forty-one thousand, five hundred eleven".