245453 has 8 divisors (see below), whose sum is σ = 268800. Its totient is φ = 222768.

The previous prime is 245437. The next prime is 245471. The reversal of 245453 is 354542.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 245453 - 2⁴ = 245437 is a prime.

It is a d-powerful number, because it can be written as 2¹⁷ + 4³ + 4⁷ + 5³ + 5⁷ + 3⁹ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 908 + ... + 1146.

It is an arithmetic number, because the mean of its divisors is an integer number (33600).

2²⁴⁵⁴⁵³ is an apocalyptic number.

It is an amenable number.

245453 is a deficient number, since it is larger than the sum of its proper divisors (23347).

245453 is a wasteful number, since it uses less digits than its factorization.

245453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331.

The product of its digits is 2400, while the sum is 23.

The square root of 245453 is about 495.4321346057. The cubic root of 245453 is about 62.6117892647.

Adding to 245453 its reverse (354542), we get a palindrome (599995).

The spelling of 245453 in words is "two hundred forty-five thousand, four hundred fifty-three".