5403721453 has 16 divisors (see below), whose sum is σ = 6163065216. Its totient is φ = 4699949760.

The previous prime is 5403721447. The next prime is 5403721457. The reversal of 5403721453 is 3541273045.

It is a cyclic number.

It is not a de Polignac number, because 5403721453 - 2⁹ = 5403720941 is a prime.

It is a super-2 number, since 2×5403721453² = 58400411083224862418, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5403721457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114838 + ... + 154903.

It is an arithmetic number, because the mean of its divisors is an integer number (385191576).

Almost surely, 2^5403721453 is an apocalyptic number.

It is an amenable number.

5403721453 is a deficient number, since it is larger than the sum of its proper divisors (759343763).

5403721453 is a wasteful number, since it uses less digits than its factorization.

5403721453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269844.

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 5403721453 is about 73510.0092028290. The cubic root of 5403721453 is about 1754.8135724028.

Adding to 5403721453 its reverse (3541273045), we get a palindrome (8944994498).

The spelling of 5403721453 in words is "five billion, four hundred three million, seven hundred twenty-one thousand, four hundred fifty-three".