4141155521 has 4 divisors (see below), whose sum is σ = 4168580544. Its totient is φ = 4113730500.

The previous prime is 4141155503. The next prime is 4141155533. The reversal of 4141155521 is 1255511414.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1255511414 = 2 ⋅627755707.

It is a cyclic number.

It is not a de Polignac number, because 4141155521 - 2⁶ = 4141155457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4141155541) 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, 13712285 + ... + 13712586.

It is an arithmetic number, because the mean of its divisors is an integer number (1042145136).

Almost surely, 2^4141155521 is an apocalyptic number.

It is an amenable number.

4141155521 is a deficient number, since it is larger than the sum of its proper divisors (27425023).

4141155521 is a wasteful number, since it uses less digits than its factorization.

4141155521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27425022.

The product of its digits is 4000, while the sum is 29.

The square root of 4141155521 is about 64351.8105495098. The cubic root of 4141155521 is about 1605.8581502505.

Adding to 4141155521 its reverse (1255511414), we get a palindrome (5396666935).

The spelling of 4141155521 in words is "four billion, one hundred forty-one million, one hundred fifty-five thousand, five hundred twenty-one".