920921414141 has 4 divisors (see below), whose sum is σ = 923654118972. Its totient is φ = 918188709312.

The previous prime is 920921414123. The next prime is 920921414173. The reversal of 920921414141 is 141414129029.

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 481844222500 + 439077191641 = 694150^2 + 662629^2 .

It is a cyclic number.

It is not a de Polignac number, because 920921414141 - 2¹⁰ = 920921413117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 920921414095 and 920921414104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (920921414191) 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, 1366351910 + ... + 1366352583.

It is an arithmetic number, because the mean of its divisors is an integer number (230913529743).

Almost surely, 2^920921414141 is an apocalyptic number.

It is an amenable number.

920921414141 is a deficient number, since it is larger than the sum of its proper divisors (2732704831).

920921414141 is a wasteful number, since it uses less digits than its factorization.

920921414141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2732704830.

The product of its (nonzero) digits is 20736, while the sum is 38.

The spelling of 920921414141 in words is "nine hundred twenty billion, nine hundred twenty-one million, four hundred fourteen thousand, one hundred forty-one".