2045202541 has 6 divisors (see below), whose sum is σ = 2158510542. Its totient is φ = 1937559960.

The previous prime is 2045202487. The next prime is 2045202589. The reversal of 2045202541 is 1452025402.

It can be written as a sum of positive squares in only one way, i.e., 1732973641 + 312228900 = 41629^2 + 17670^2 .

It is not a de Polignac number, because 2045202541 - 2²⁷ = 1910984813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045212541) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2832330 + ... + 2833051.

It is an arithmetic number, because the mean of its divisors is an integer number (359751757).

Almost surely, 2^2045202541 is an apocalyptic number.

It is an amenable number.

2045202541 is a deficient number, since it is larger than the sum of its proper divisors (113308001).

2045202541 is an equidigital number, since it uses as much as digits as its factorization.

2045202541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5665419 (or 5665400 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 2045202541 is about 45223.9155867778. The cubic root of 2045202541 is about 1269.3423633441.

Adding to 2045202541 its reverse (1452025402), we get a palindrome (3497227943).

The spelling of 2045202541 in words is "two billion, forty-five million, two hundred two thousand, five hundred forty-one".