4231215413 has 4 divisors (see below), whose sum is σ = 4231401900. Its totient is φ = 4231028928.

The previous prime is 4231215319. The next prime is 4231215427. The reversal of 4231215413 is 3145121324.

It is a happy number.

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 4014743044 + 216472369 = 63362^2 + 14713^2 .

It is a cyclic number.

It is not a de Polignac number, because 4231215413 - 2¹⁴ = 4231199029 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 (4231215463) 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, 53588 + ... + 106461.

It is an arithmetic number, because the mean of its divisors is an integer number (1057850475).

Almost surely, 2^4231215413 is an apocalyptic number.

It is an amenable number.

4231215413 is a deficient number, since it is larger than the sum of its proper divisors (186487).

4231215413 is a wasteful number, since it uses less digits than its factorization.

4231215413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186486.

The product of its digits is 2880, while the sum is 26.

The square root of 4231215413 is about 65047.7932984663. The cubic root of 4231215413 is about 1617.4159144457.

Adding to 4231215413 its reverse (3145121324), we get a palindrome (7376336737).

The spelling of 4231215413 in words is "four billion, two hundred thirty-one million, two hundred fifteen thousand, four hundred thirteen".