4034400541 has 4 divisors (see below), whose sum is σ = 4071413500. Its totient is φ = 3997387584.

The previous prime is 4034400521. The next prime is 4034400551. The reversal of 4034400541 is 1450044304.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1886078041 + 2148322500 = 43429^2 + 46350^2 .

It is a cyclic number.

It is not a de Polignac number, because 4034400541 - 2¹⁷ = 4034269469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4034400521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18506316 + ... + 18506533.

It is an arithmetic number, because the mean of its divisors is an integer number (1017853375).

Almost surely, 2^4034400541 is an apocalyptic number.

It is an amenable number.

4034400541 is a deficient number, since it is larger than the sum of its proper divisors (37012959).

4034400541 is a wasteful number, since it uses less digits than its factorization.

4034400541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37012958.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 4034400541 is about 63516.9311365088. The cubic root of 4034400541 is about 1591.9386898699.

Adding to 4034400541 its reverse (1450044304), we get a palindrome (5484444845).

The spelling of 4034400541 in words is "four billion, thirty-four million, four hundred thousand, five hundred forty-one".