2961048121 has 2 divisors, whose sum is σ = 2961048122. Its totient is φ = 2961048120.

The previous prime is 2961048107. The next prime is 2961048137. The reversal of 2961048121 is 1218401692.

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., 2250079225 + 710968896 = 47435^2 + 26664^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2961048121 is a prime.

It is not a weakly prime, because it can be changed into another prime (2961048721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1480524060 + 1480524061.

It is an arithmetic number, because the mean of its divisors is an integer number (1480524061).

Almost surely, 2^2961048121 is an apocalyptic number.

It is an amenable number.

2961048121 is a deficient number, since it is larger than the sum of its proper divisors (1).

2961048121 is an equidigital number, since it uses as much as digits as its factorization.

2961048121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 2961048121 is about 54415.5136059562. The cubic root of 2961048121 is about 1435.9803215324.

The spelling of 2961048121 in words is "two billion, nine hundred sixty-one million, forty-eight thousand, one hundred twenty-one".