145214 has 8 divisors (see below), whose sum is σ = 230688. Its totient is φ = 68320.

The previous prime is 145213. The next prime is 145219. The reversal of 145214 is 412541.

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

It is a Harshad number since it is a multiple of its sum of digits (17).

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 145192 and 145201.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 145214.

It is not an unprimeable number, because it can be changed into a prime (145213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2102 + ... + 2169.

It is an arithmetic number, because the mean of its divisors is an integer number (28836).

2¹⁴⁵²¹⁴ is an apocalyptic number.

145214 is a deficient number, since it is larger than the sum of its proper divisors (85474).

145214 is a wasteful number, since it uses less digits than its factorization.

145214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4290.

The product of its digits is 160, while the sum is 17.

The square root of 145214 is about 381.0695474582. The cubic root of 145214 is about 52.5617112576.

Adding to 145214 its reverse (412541), we get a palindrome (557755).

The spelling of 145214 in words is "one hundred forty-five thousand, two hundred fourteen".