2045545141 has 2 divisors, whose sum is σ = 2045545142. Its totient is φ = 2045545140.

The previous prime is 2045545129. The next prime is 2045545153. The reversal of 2045545141 is 1415455402.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (2045545129) and next prime (2045545153).

It can be written as a sum of positive squares in only one way, i.e., 1447498116 + 598047025 = 38046^2 + 24455^2 .

It is a cyclic number.

It is not a de Polignac number, because 2045545141 - 2⁵ = 2045545109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2045545171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022772570 + 1022772571.

It is an arithmetic number, because the mean of its divisors is an integer number (1022772571).

Almost surely, 2^2045545141 is an apocalyptic number.

It is an amenable number.

2045545141 is a deficient number, since it is larger than the sum of its proper divisors (1).

2045545141 is an equidigital number, since it uses as much as digits as its factorization.

2045545141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16000, while the sum is 31.

The square root of 2045545141 is about 45227.7032470144. The cubic root of 2045545141 is about 1269.4132369136.

The spelling of 2045545141 in words is "two billion, forty-five million, five hundred forty-five thousand, one hundred forty-one".