1454023543 has 16 divisors (see below), whose sum is σ = 1702077696. Its totient is φ = 1216111680.

The previous prime is 1454023523. The next prime is 1454023559. The reversal of 1454023543 is 3453204541.

It is not a de Polignac number, because 1454023543 - 2⁹ = 1454023031 is a prime.

It is a super-2 number, since 2×1454023543² = 4228368927196545698, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1454023523) 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, 429648 + ... + 433018.

It is an arithmetic number, because the mean of its divisors is an integer number (106379856).

Almost surely, 2^1454023543 is an apocalyptic number.

1454023543 is a deficient number, since it is larger than the sum of its proper divisors (248054153).

1454023543 is a wasteful number, since it uses less digits than its factorization.

1454023543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4854.

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 1454023543 is about 38131.6606378479. The cubic root of 1454023543 is about 1132.8971376082.

It can be divided in two parts, 14540 and 23543, that added together give a palindrome (38083).

The spelling of 1454023543 in words is "one billion, four hundred fifty-four million, twenty-three thousand, five hundred forty-three".