10445545121 has 8 divisors (see below), whose sum is σ = 11610143424. Its totient is φ = 9316780720.

The previous prime is 10445545111. The next prime is 10445545129. The reversal of 10445545121 is 12154554401.

It is a happy number.

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 10445545121 - 2⁶ = 10445545057 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10445545129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8957861 + ... + 8959026.

It is an arithmetic number, because the mean of its divisors is an integer number (1451267928).

Almost surely, 2^10445545121 is an apocalyptic number.

10445545121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10445545121 is a deficient number, since it is larger than the sum of its proper divisors (1164598303).

10445545121 is a wasteful number, since it uses less digits than its factorization.

10445545121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17916951.

The product of its (nonzero) digits is 16000, while the sum is 32.

The spelling of 10445545121 in words is "ten billion, four hundred forty-five million, five hundred forty-five thousand, one hundred twenty-one".