11554930534 has 16 divisors (see below), whose sum is σ = 20291586336. Its totient is φ = 4831329600.

The previous prime is 11554930529. The next prime is 11554930537. The reversal of 11554930534 is 43503945511.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11554930537) 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 7 ways as a sum of consecutive naturals, for example, 10064697 + ... + 10065844.

It is an arithmetic number, because the mean of its divisors is an integer number (1268224146).

Almost surely, 2^11554930534 is an apocalyptic number.

11554930534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

11554930534 is a deficient number, since it is larger than the sum of its proper divisors (8736655802).

11554930534 is a wasteful number, since it uses less digits than its factorization.

11554930534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20130591.

The product of its (nonzero) digits is 162000, while the sum is 40.

The spelling of 11554930534 in words is "eleven billion, five hundred fifty-four million, nine hundred thirty thousand, five hundred thirty-four".