149183 has 2 divisors, whose sum is σ = 149184. Its totient is φ = 149182.

The previous prime is 149173. The next prime is 149197. The reversal of 149183 is 381941.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 149183 - 2⁶ = 149119 is a prime.

It is a Chen prime.

It is equal to p₁₃₇₇₈ and since 149183 and 13778 have the same sum of digits, it is a Honaker prime.

It is a plaindrome in base 16.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74591 + 74592.

It is an arithmetic number, because the mean of its divisors is an integer number (74592).

2¹⁴⁹¹⁸³ is an apocalyptic number.

149183 is a deficient number, since it is larger than the sum of its proper divisors (1).

149183 is an equidigital number, since it uses as much as digits as its factorization.

149183 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 26.

The square root of 149183 is about 386.2421520238. The cubic root of 149183 is about 53.0362870048.

It can be divided in two parts, 1491 and 83, that multiplied together give a triangular number (123753 = T₄₉₇).

The spelling of 149183 in words is "one hundred forty-nine thousand, one hundred eighty-three".