2040545701 has 2 divisors, whose sum is σ = 2040545702. Its totient is φ = 2040545700.

The previous prime is 2040545699. The next prime is 2040545743. The reversal of 2040545701 is 1075450402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1117297476 + 923248225 = 33426^2 + 30385^2 .

It is a cyclic number.

It is not a de Polignac number, because 2040545701 - 2¹ = 2040545699 is a prime.

Together with 2040545699, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2040545701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2040542701) 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, 1020272850 + 1020272851.

It is an arithmetic number, because the mean of its divisors is an integer number (1020272851).

Almost surely, 2^2040545701 is an apocalyptic number.

It is an amenable number.

2040545701 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040545701 is an equidigital number, since it uses as much as digits as its factorization.

2040545701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 2040545701 is about 45172.3997702137. The cubic root of 2040545701 is about 1268.3782181772.

The spelling of 2040545701 in words is "two billion, forty million, five hundred forty-five thousand, seven hundred one".