145453 has 8 divisors (see below), whose sum is σ = 181440. Its totient is φ = 113280.

The previous prime is 145451. The next prime is 145459. The reversal of 145453 is 354541.

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

It is a cyclic number.

It is not a de Polignac number, because 145453 - 2¹ = 145451 is a prime.

145453 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 868 + ... + 1021.

It is an arithmetic number, because the mean of its divisors is an integer number (22680).

2¹⁴⁵⁴⁵³ is an apocalyptic number.

It is an amenable number.

145453 is a deficient number, since it is larger than the sum of its proper divisors (35987).

145453 is a wasteful number, since it uses less digits than its factorization.

145453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1907.

The product of its digits is 1200, while the sum is 22.

The square root of 145453 is about 381.3830095849. The cubic root of 145453 is about 52.5905316271.

Adding to 145453 its reverse (354541), we get a palindrome (499994).

It can be divided in two parts, 1 and 45453, that added together give a palindrome (45454).

The spelling of 145453 in words is "one hundred forty-five thousand, four hundred fifty-three".