145833 has 4 divisors (see below), whose sum is σ = 194448. Its totient is φ = 97220.

The previous prime is 145829. The next prime is 145861. The reversal of 145833 is 338541.

145833 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 145833 - 2² = 145829 is a prime.

It is an Ulam number.

It is a D-number.

145833 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 145833.

It is not an unprimeable number, because it can be changed into a prime (145823) 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, 24303 + ... + 24308.

It is an arithmetic number, because the mean of its divisors is an integer number (48612).

2¹⁴⁵⁸³³ is an apocalyptic number.

It is an amenable number.

145833 is a deficient number, since it is larger than the sum of its proper divisors (48615).

145833 is an equidigital number, since it uses as much as digits as its factorization.

145833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48614.

The product of its digits is 1440, while the sum is 24.

The square root of 145833 is about 381.8808714770. The cubic root of 145833 is about 52.6362898766.

The spelling of 145833 in words is "one hundred forty-five thousand, eight hundred thirty-three".