2664121003 has 2 divisors, whose sum is σ = 2664121004. Its totient is φ = 2664121002.

The previous prime is 2664120973. The next prime is 2664121021. The reversal of 2664121003 is 3001214662.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2664121003 - 2⁵ = 2664120971 is a prime.

It is not a weakly prime, because it can be changed into another prime (2664121093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1332060501 + 1332060502.

It is an arithmetic number, because the mean of its divisors is an integer number (1332060502).

Almost surely, 2^2664121003 is an apocalyptic number.

2664121003 is a deficient number, since it is larger than the sum of its proper divisors (1).

2664121003 is an equidigital number, since it uses as much as digits as its factorization.

2664121003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 2664121003 is about 51615.1237816979. The cubic root of 2664121003 is about 1386.2811420614.

Adding to 2664121003 its reverse (3001214662), we get a palindrome (5665335665).

The spelling of 2664121003 in words is "two billion, six hundred sixty-four million, one hundred twenty-one thousand, three".