2971963 has 2 divisors, whose sum is σ = 2971964. Its totient is φ = 2971962.

The previous prime is 2971909. The next prime is 2971973. The reversal of 2971963 is 3691792.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2971963 is a prime.

It is not a weakly prime, because it can be changed into another prime (2971973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1485981 + 1485982.

It is an arithmetic number, because the mean of its divisors is an integer number (1485982).

2^2971963 is an apocalyptic number.

2971963 is a deficient number, since it is larger than the sum of its proper divisors (1).

2971963 is an equidigital number, since it uses as much as digits as its factorization.

2971963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20412, while the sum is 37.

The square root of 2971963 is about 1723.9382239512. The cubic root of 2971963 is about 143.7742572801.

The spelling of 2971963 in words is "two million, nine hundred seventy-one thousand, nine hundred sixty-three".