5403201321 has 16 divisors (see below), whose sum is σ = 8278944128. Its totient is φ = 3070483200.

The previous prime is 5403201319. The next prime is 5403201329. The reversal of 5403201321 is 1231023045.

It is not a de Polignac number, because 5403201321 - 2¹ = 5403201319 is a prime.

It is a super-2 number, since 2×5403201321² = 58389169030512290082, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (5403201329) 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, 706960 + ... + 714561.

It is an arithmetic number, because the mean of its divisors is an integer number (517434008).

Almost surely, 2^5403201321 is an apocalyptic number.

It is an amenable number.

5403201321 is a deficient number, since it is larger than the sum of its proper divisors (2875742807).

5403201321 is a wasteful number, since it uses less digits than its factorization.

5403201321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1421712.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 5403201321 is about 73506.4712865473. The cubic root of 5403201321 is about 1754.7572677501.

Adding to 5403201321 its reverse (1231023045), we get a palindrome (6634224366).

The spelling of 5403201321 in words is "five billion, four hundred three million, two hundred one thousand, three hundred twenty-one".