1106025121 has 2 divisors, whose sum is σ = 1106025122. Its totient is φ = 1106025120.

The previous prime is 1106025119. The next prime is 1106025163. The reversal of 1106025121 is 1215206011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1068570721 + 37454400 = 32689^2 + 6120^2 .

It is a cyclic number.

It is not a de Polignac number, because 1106025121 - 2¹ = 1106025119 is a prime.

Together with 1106025119, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1106025101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 553012560 + 553012561.

It is an arithmetic number, because the mean of its divisors is an integer number (553012561).

Almost surely, 2^1106025121 is an apocalyptic number.

It is an amenable number.

1106025121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1106025121 is an equidigital number, since it uses as much as digits as its factorization.

1106025121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 1106025121 is about 33256.9559791632. The cubic root of 1106025121 is about 1034.1614158498.

The spelling of 1106025121 in words is "one billion, one hundred six million, twenty-five thousand, one hundred twenty-one".