5421231413 has 4 divisors (see below), whose sum is σ = 5838249228. Its totient is φ = 5004213600.

The previous prime is 5421231397. The next prime is 5421231419. The reversal of 5421231413 is 3141321245.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3141321245 = 5 ⋅628264249.

It can be written as a sum of positive squares in 2 ways, for example, as 2283215089 + 3138016324 = 47783^2 + 56018^2 .

It is a cyclic number.

It is not a de Polignac number, because 5421231413 - 2⁴ = 5421231397 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 (5421231419) 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, 208508888 + ... + 208508913.

It is an arithmetic number, because the mean of its divisors is an integer number (1459562307).

Almost surely, 2^5421231413 is an apocalyptic number.

It is an amenable number.

5421231413 is a deficient number, since it is larger than the sum of its proper divisors (417017815).

5421231413 is a wasteful number, since it uses less digits than its factorization.

5421231413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417017814.

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

The square root of 5421231413 is about 73629.0120333011. The cubic root of 5421231413 is about 1756.7069334187.

Adding to 5421231413 its reverse (3141321245), we get a palindrome (8562552658).

The spelling of 5421231413 in words is "five billion, four hundred twenty-one million, two hundred thirty-one thousand, four hundred thirteen".