10452664121 has 4 divisors (see below), whose sum is σ = 10452957732. Its totient is φ = 10452370512.

The previous prime is 10452664093. The next prime is 10452664129. The reversal of 10452664121 is 12146625401.

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

It can be written as a sum of positive squares in 2 ways, for example, as 6008575225 + 4444088896 = 77515^2 + 66664^2 .

It is a cyclic number.

It is not a de Polignac number, because 10452664121 - 2³⁰ = 9378922297 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10452664129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84626 + ... + 167531.

It is an arithmetic number, because the mean of its divisors is an integer number (2613239433).

Almost surely, 2^10452664121 is an apocalyptic number.

It is an amenable number.

10452664121 is a deficient number, since it is larger than the sum of its proper divisors (293611).

10452664121 is an equidigital number, since it uses as much as digits as its factorization.

10452664121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293610.

The product of its (nonzero) digits is 11520, while the sum is 32.

The spelling of 10452664121 in words is "ten billion, four hundred fifty-two million, six hundred sixty-four thousand, one hundred twenty-one".