5445040453 has 4 divisors (see below), whose sum is σ = 5449285728. Its totient is φ = 5440795180.

The previous prime is 5445040429. The next prime is 5445040459. The reversal of 5445040453 is 3540405445.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5445040453 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 (5445040459) 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, 2120713 + ... + 2123278.

It is an arithmetic number, because the mean of its divisors is an integer number (1362321432).

Almost surely, 2^5445040453 is an apocalyptic number.

It is an amenable number.

5445040453 is a deficient number, since it is larger than the sum of its proper divisors (4245275).

5445040453 is a wasteful number, since it uses less digits than its factorization.

5445040453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4245274.

The product of its (nonzero) digits is 96000, while the sum is 34.

The square root of 5445040453 is about 73790.5173650382. The cubic root of 5445040453 is about 1759.2748877865.

Adding to 5445040453 its reverse (3540405445), we get a palindrome (8985445898).

The spelling of 5445040453 in words is "five billion, four hundred forty-five million, forty thousand, four hundred fifty-three".