1054041205121 has 2 divisors, whose sum is σ = 1054041205122. Its totient is φ = 1054041205120.

The previous prime is 1054041205103. The next prime is 1054041205141. The reversal of 1054041205121 is 1215021404501.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 924599556721 + 129441648400 = 961561^2 + 359780^2 .

It is a cyclic number.

It is not a de Polignac number, because 1054041205121 - 2⁶ = 1054041205057 is a prime.

It is a super-2 number, since 2×1054041205121² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1054041205141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527020602560 + 527020602561.

It is an arithmetic number, because the mean of its divisors is an integer number (527020602561).

Almost surely, 2^{1054041205121} is an apocalyptic number.

It is an amenable number.

1054041205121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1054041205121 is an equidigital number, since it uses as much as digits as its factorization.

1054041205121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1600, while the sum is 26.

Adding to 1054041205121 its reverse (1215021404501), we get a palindrome (2269062609622).

The spelling of 1054041205121 in words is "one trillion, fifty-four billion, forty-one million, two hundred five thousand, one hundred twenty-one".