4141545421 has 4 divisors (see below), whose sum is σ = 4460125852. Its totient is φ = 3822964992.

The previous prime is 4141545377. The next prime is 4141545433. The reversal of 4141545421 is 1245451414.

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 1982920900 + 2158624521 = 44530^2 + 46461^2 .

It is a cyclic number.

It is not a de Polignac number, because 4141545421 - 2⁹ = 4141544909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4141545461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159290196 + ... + 159290221.

It is an arithmetic number, because the mean of its divisors is an integer number (1115031463).

Almost surely, 2^4141545421 is an apocalyptic number.

It is an amenable number.

4141545421 is a deficient number, since it is larger than the sum of its proper divisors (318580431).

4141545421 is a wasteful number, since it uses less digits than its factorization.

4141545421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318580430.

The product of its digits is 12800, while the sum is 31.

The square root of 4141545421 is about 64354.8399189991. The cubic root of 4141545421 is about 1605.9085471699.

Adding to 4141545421 its reverse (1245451414), we get a palindrome (5386996835).

The spelling of 4141545421 in words is "four billion, one hundred forty-one million, five hundred forty-five thousand, four hundred twenty-one".