11340543515 has 48 divisors (see below), whose sum is σ = 16755185664. Its totient is φ = 7215398400.

The previous prime is 11340543499. The next prime is 11340543517. The reversal of 11340543515 is 51534504311.

It is not a de Polignac number, because 11340543515 - 2⁴ = 11340543499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11340543517) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 710270 + ... + 726060.

It is an arithmetic number, because the mean of its divisors is an integer number (349066368).

Almost surely, 2^11340543515 is an apocalyptic number.

11340543515 is a deficient number, since it is larger than the sum of its proper divisors (5414642149).

11340543515 is a wasteful number, since it uses less digits than its factorization.

11340543515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15908 (or 15891 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

The spelling of 11340543515 in words is "eleven billion, three hundred forty million, five hundred forty-three thousand, five hundred fifteen".