2982121 has 2 divisors, whose sum is σ = 2982122. Its totient is φ = 2982120.

The previous prime is 2982097. The next prime is 2982137. The reversal of 2982121 is 1212892.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1960000 + 1022121 = 1400^2 + 1011^2 .

It is a cyclic number.

It is not a de Polignac number, because 2982121 - 2¹⁷ = 2851049 is a prime.

2982121 is a lucky number.

It is a nialpdrome in base 12.

It is not a weakly prime, because it can be changed into another prime (2982181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1491060 + 1491061.

It is an arithmetic number, because the mean of its divisors is an integer number (1491061).

2^2982121 is an apocalyptic number.

It is an amenable number.

2982121 is a deficient number, since it is larger than the sum of its proper divisors (1).

2982121 is an equidigital number, since it uses as much as digits as its factorization.

2982121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 576, while the sum is 25.

The square root of 2982121 is about 1726.8818720457. The cubic root of 2982121 is about 143.9378750793.

The spelling of 2982121 in words is "two million, nine hundred eighty-two thousand, one hundred twenty-one".