11061621145 has 8 divisors (see below), whose sum is σ = 13314049920. Its totient is φ = 8822560560.

The previous prime is 11061621113. The next prime is 11061621157. The reversal of 11061621145 is 54112616011.

11061621145 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 not a de Polignac number, because 11061621145 - 2⁵ = 11061621113 is a prime.

It is a super-2 number, since 2×11061621145² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

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, 3340225 + ... + 3343534.

It is an arithmetic number, because the mean of its divisors is an integer number (1664256240).

Almost surely, 2^11061621145 is an apocalyptic number.

It is an amenable number.

11061621145 is a deficient number, since it is larger than the sum of its proper divisors (2252428775).

11061621145 is an equidigital number, since it uses as much as digits as its factorization.

11061621145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6684095.

The product of its (nonzero) digits is 1440, while the sum is 28.

The spelling of 11061621145 in words is "eleven billion, sixty-one million, six hundred twenty-one thousand, one hundred forty-five".