2946121043 has 2 divisors, whose sum is σ = 2946121044. Its totient is φ = 2946121042.

The previous prime is 2946121039. The next prime is 2946121091. The reversal of 2946121043 is 3401216492.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2946121043 - 2² = 2946121039 is a prime.

It is not a weakly prime, because it can be changed into another prime (2946111043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1473060521 + 1473060522.

It is an arithmetic number, because the mean of its divisors is an integer number (1473060522).

Almost surely, 2^2946121043 is an apocalyptic number.

2946121043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2946121043 is an equidigital number, since it uses as much as digits as its factorization.

2946121043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 2946121043 is about 54278.1820163498. The cubic root of 2946121043 is about 1433.5632595572.

The spelling of 2946121043 in words is "two billion, nine hundred forty-six million, one hundred twenty-one thousand, forty-three".