5321454421 has 16 divisors (see below), whose sum is σ = 5432448384. Its totient is φ = 5211963904.

The previous prime is 5321454403. The next prime is 5321454443. The reversal of 5321454421 is 1244541235.

It is a cyclic number.

It is not a de Polignac number, because 5321454421 - 2⁹ = 5321453909 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 (5321454221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4070850 + ... + 4072156.

It is an arithmetic number, because the mean of its divisors is an integer number (339528024).

Almost surely, 2^5321454421 is an apocalyptic number.

It is an amenable number.

5321454421 is a deficient number, since it is larger than the sum of its proper divisors (110993963).

5321454421 is a wasteful number, since it uses less digits than its factorization.

5321454421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1820.

The product of its digits is 19200, while the sum is 31.

The square root of 5321454421 is about 72948.2996443372. The cubic root of 5321454421 is about 1745.8628170152.

Adding to 5321454421 its reverse (1244541235), we get a palindrome (6565995656).

The spelling of 5321454421 in words is "five billion, three hundred twenty-one million, four hundred fifty-four thousand, four hundred twenty-one".