2651941001 has 2 divisors, whose sum is σ = 2651941002. Its totient is φ = 2651941000.

The previous prime is 2651940983. The next prime is 2651941037. The reversal of 2651941001 is 1001491562.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1488107776 + 1163833225 = 38576^2 + 34115^2 .

It is a cyclic number.

It is not a de Polignac number, because 2651941001 - 2⁶ = 2651940937 is a prime.

It is not a weakly prime, because it can be changed into another prime (2651941091) 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, 1325970500 + 1325970501.

It is an arithmetic number, because the mean of its divisors is an integer number (1325970501).

Almost surely, 2^2651941001 is an apocalyptic number.

It is an amenable number.

2651941001 is a deficient number, since it is larger than the sum of its proper divisors (1).

2651941001 is an equidigital number, since it uses as much as digits as its factorization.

2651941001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 29.

The square root of 2651941001 is about 51496.9999223256. Note that the first 4 decimals coincide. The cubic root of 2651941001 is about 1384.1652841530.

The spelling of 2651941001 in words is "two billion, six hundred fifty-one million, nine hundred forty-one thousand, one".