4718438453 has 4 divisors (see below), whose sum is σ = 4724359500. Its totient is φ = 4712517408.

The previous prime is 4718438449. The next prime is 4718438479. The reversal of 4718438453 is 3548348174.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3894633649 + 823804804 = 62407^2 + 28702^2 .

It is a cyclic number.

It is not a de Polignac number, because 4718438453 - 2² = 4718438449 is a prime.

It is a super-2 number, since 2×4718438453² = 44527322869498066418, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4718438398 and 4718438407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4718428453) 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, 2959328 + ... + 2960921.

It is an arithmetic number, because the mean of its divisors is an integer number (1181089875).

Almost surely, 2^4718438453 is an apocalyptic number.

It is an amenable number.

4718438453 is a deficient number, since it is larger than the sum of its proper divisors (5921047).

4718438453 is an equidigital number, since it uses as much as digits as its factorization.

4718438453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5921046.

The product of its digits is 1290240, while the sum is 47.

The square root of 4718438453 is about 68690.8906114923. The cubic root of 4718438453 is about 1677.2562987831.

The spelling of 4718438453 in words is "four billion, seven hundred eighteen million, four hundred thirty-eight thousand, four hundred fifty-three".