4031201243 has 4 divisors (see below), whose sum is σ = 4032469320. Its totient is φ = 4029933168.

The previous prime is 4031201227. The next prime is 4031201267. The reversal of 4031201243 is 3421021304.

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

It is a cyclic number.

It is not a de Polignac number, because 4031201243 - 2⁴ = 4031201227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4031201543) 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, 629258 + ... + 635631.

It is an arithmetic number, because the mean of its divisors is an integer number (1008117330).

Almost surely, 2^4031201243 is an apocalyptic number.

4031201243 is a deficient number, since it is larger than the sum of its proper divisors (1268077).

4031201243 is a wasteful number, since it uses less digits than its factorization.

4031201243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1268076.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 4031201243 is about 63491.7415338404. The cubic root of 4031201243 is about 1591.5177737108.

Adding to 4031201243 its reverse (3421021304), we get a palindrome (7452222547).

The spelling of 4031201243 in words is "four billion, thirty-one million, two hundred one thousand, two hundred forty-three".