149143 has 2 divisors, whose sum is σ = 149144. Its totient is φ = 149142.

The previous prime is 149119. The next prime is 149153. The reversal of 149143 is 341941.

149143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 149143 - 2⁵ = 149111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74571 + 74572.

It is an arithmetic number, because the mean of its divisors is an integer number (74572).

2¹⁴⁹¹⁴³ is an apocalyptic number.

149143 is a deficient number, since it is larger than the sum of its proper divisors (1).

149143 is an equidigital number, since it uses as much as digits as its factorization.

149143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432, while the sum is 22.

The square root of 149143 is about 386.1903675650. The cubic root of 149143 is about 53.0315464264.

It can be divided in two parts, 149 and 143, that added together give a palindrome (292).

The spelling of 149143 in words is "one hundred forty-nine thousand, one hundred forty-three".