11835060721 has 8 divisors (see below), whose sum is σ = 12911789088. Its totient is φ = 10758468000.

The previous prime is 11835060707. The next prime is 11835060761. The reversal of 11835060721 is 12706053811.

It is a happy number.

11835060721 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11835060721 - 2³¹ = 9687577073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11835060761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257286 + ... + 299776.

It is an arithmetic number, because the mean of its divisors is an integer number (1613973636).

Almost surely, 2^11835060721 is an apocalyptic number.

11835060721 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11835060721 is a deficient number, since it is larger than the sum of its proper divisors (1076728367).

11835060721 is a wasteful number, since it uses less digits than its factorization.

11835060721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67823.

The product of its (nonzero) digits is 10080, while the sum is 34.

The spelling of 11835060721 in words is "eleven billion, eight hundred thirty-five million, sixty thousand, seven hundred twenty-one".