143398 has 4 divisors (see below), whose sum is σ = 215100. Its totient is φ = 71698.

The previous prime is 143387. The next prime is 143401. The reversal of 143398 is 893341.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35848 + ... + 35851.

It is an arithmetic number, because the mean of its divisors is an integer number (53775).

2¹⁴³³⁹⁸ is an apocalyptic number.

143398 is a deficient number, since it is larger than the sum of its proper divisors (71702).

143398 is an equidigital number, since it uses as much as digits as its factorization.

143398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71701.

The product of its digits is 2592, while the sum is 28.

The square root of 143398 is about 378.6792838274. The cubic root of 143398 is about 52.3416848298.

The spelling of 143398 in words is "one hundred forty-three thousand, three hundred ninety-eight".