2041545601 has 2 divisors, whose sum is σ = 2041545602. Its totient is φ = 2041545600.

The previous prime is 2041545587. The next prime is 2041545607. The reversal of 2041545601 is 1065451402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1384956225 + 656589376 = 37215^2 + 25624^2 .

It is a cyclic number.

It is not a de Polignac number, because 2041545601 - 2⁹ = 2041545089 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2041545601.

It is not a weakly prime, because it can be changed into another prime (2041545607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020772800 + 1020772801.

It is an arithmetic number, because the mean of its divisors is an integer number (1020772801).

Almost surely, 2^2041545601 is an apocalyptic number.

It is an amenable number.

2041545601 is a deficient number, since it is larger than the sum of its proper divisors (1).

2041545601 is an equidigital number, since it uses as much as digits as its factorization.

2041545601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 2041545601 is about 45183.4660135762. The cubic root of 2041545601 is about 1268.5853595449.

The spelling of 2041545601 in words is "two billion, forty-one million, five hundred forty-five thousand, six hundred one".