145194 has 16 divisors (see below), whose sum is σ = 331968. Its totient is φ = 41472.

The previous prime is 145193. The next prime is 145207. The reversal of 145194 is 491541.

145194 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (145193) 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, 1687 + ... + 1770.

It is an arithmetic number, because the mean of its divisors is an integer number (20748).

2¹⁴⁵¹⁹⁴ is an apocalyptic number.

145194 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

145194 is an abundant number, since it is smaller than the sum of its proper divisors (186774).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145194 is a wasteful number, since it uses less digits than its factorization.

145194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3469.

The product of its digits is 720, while the sum is 24.

The square root of 145194 is about 381.0433046256. The cubic root of 145194 is about 52.5592980777.

The spelling of 145194 in words is "one hundred forty-five thousand, one hundred ninety-four".