4201231541 has 8 divisors (see below), whose sum is σ = 4586382360. Its totient is φ = 3824934912.

The previous prime is 4201231511. The next prime is 4201231571. The reversal of 4201231541 is 1451321024.

It is an interprime number because it is at equal distance from previous prime (4201231511) and next prime (4201231571).

It can be written as a sum of positive squares in 4 ways, for example, as 8151025 + 4193080516 = 2855^2 + 64754^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4201231541 - 2¹⁴ = 4201215157 is a prime.

It is a super-2 number, since 2×4201231541² = 35300692922186469362, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4201231511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2212556 + ... + 2214453.

It is an arithmetic number, because the mean of its divisors is an integer number (573297795).

Almost surely, 2^4201231541 is an apocalyptic number.

It is an amenable number.

4201231541 is a deficient number, since it is larger than the sum of its proper divisors (385150819).

4201231541 is a wasteful number, since it uses less digits than its factorization.

4201231541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4427095.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 4201231541 is about 64816.9078327561. The cubic root of 4201231541 is about 1613.5863293061.

Adding to 4201231541 its reverse (1451321024), we get a palindrome (5652552565).

The spelling of 4201231541 in words is "four billion, two hundred one million, two hundred thirty-one thousand, five hundred forty-one".