11602612543 has 4 divisors (see below), whose sum is σ = 11792819368. Its totient is φ = 11412405720.

The previous prime is 11602612457. The next prime is 11602612547. The reversal of 11602612543 is 34521620611.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11602612543 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 (11602612547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95103321 + ... + 95103442.

It is an arithmetic number, because the mean of its divisors is an integer number (2948204842).

Almost surely, 2^11602612543 is an apocalyptic number.

11602612543 is a deficient number, since it is larger than the sum of its proper divisors (190206825).

11602612543 is an equidigital number, since it uses as much as digits as its factorization.

11602612543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190206824.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 11602612543 in words is "eleven billion, six hundred two million, six hundred twelve thousand, five hundred forty-three".