89543453 has 4 divisors (see below), whose sum is σ = 90136608. Its totient is φ = 88950300.

The previous prime is 89543449. The next prime is 89543459. The reversal of 89543453 is 35434598.

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, and also an emirpimes, since its reverse is a distinct semiprime: 35434598 = 2 ⋅17717299.

It is a cyclic number.

It is not a de Polignac number, because 89543453 - 2² = 89543449 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 89543453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89543459) 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, 296351 + ... + 296652.

It is an arithmetic number, because the mean of its divisors is an integer number (22534152).

Almost surely, 2^89543453 is an apocalyptic number.

It is an amenable number.

89543453 is a deficient number, since it is larger than the sum of its proper divisors (593155).

89543453 is a wasteful number, since it uses less digits than its factorization.

89543453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593154.

The product of its digits is 259200, while the sum is 41.

The square root of 89543453 is about 9462.7402479409. The cubic root of 89543453 is about 447.3814223447.

The spelling of 89543453 in words is "eighty-nine million, five hundred forty-three thousand, four hundred fifty-three".