2943001 has 2 divisors, whose sum is σ = 2943002. Its totient is φ = 2943000.

The previous prime is 2942981. The next prime is 2943079. The reversal of 2943001 is 1003492.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2175625 + 767376 = 1475^2 + 876^2 .

It is a cyclic number.

It is not a de Polignac number, because 2943001 - 2¹³ = 2934809 is a prime.

It is a super-2 number, since 2×2943001² = 17322509772002, which contains 22 as substring.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2943001.

It is not a weakly prime, because it can be changed into another prime (2943301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1471500 + 1471501.

It is an arithmetic number, because the mean of its divisors is an integer number (1471501).

2^2943001 is an apocalyptic number.

It is an amenable number.

2943001 is a deficient number, since it is larger than the sum of its proper divisors (1).

2943001 is an equidigital number, since it uses as much as digits as its factorization.

2943001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 2943001 is about 1715.5177061167. The cubic root of 2943001 is about 143.3057016623.

Adding to 2943001 its reverse (1003492), we get a palindrome (3946493).

The spelling of 2943001 in words is "two million, nine hundred forty-three thousand, one".