445153 has 4 divisors (see below), whose sum is σ = 448048. Its totient is φ = 442260.

The previous prime is 445141. The next prime is 445157. The reversal of 445153 is 351544.

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.

It is a cyclic number.

It is not a de Polignac number, because 445153 - 2⁹ = 444641 is a prime.

It is a super-2 number, since 2×445153² = 396322386818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (445157) 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, 1203 + ... + 1528.

It is an arithmetic number, because the mean of its divisors is an integer number (112012).

2⁴⁴⁵¹⁵³ is an apocalyptic number.

It is an amenable number.

445153 is a deficient number, since it is larger than the sum of its proper divisors (2895).

445153 is a wasteful number, since it uses less digits than its factorization.

445153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2894.

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

The square root of 445153 is about 667.1978716992. The cubic root of 445153 is about 76.3548159863.

Adding to 445153 its reverse (351544), we get a palindrome (796697).

The spelling of 445153 in words is "four hundred forty-five thousand, one hundred fifty-three".