149299 has 4 divisors (see below), whose sum is σ = 150336. Its totient is φ = 148264.

The previous prime is 149297. The next prime is 149309. The reversal of 149299 is 992941.

149299 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 149299 - 2¹ = 149297 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 6.

It is not an unprimeable number, because it can be changed into a prime (149297) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 259 + ... + 604.

It is an arithmetic number, because the mean of its divisors is an integer number (37584).

2¹⁴⁹²⁹⁹ is an apocalyptic number.

149299 is a deficient number, since it is larger than the sum of its proper divisors (1037).

149299 is an equidigital number, since it uses as much as digits as its factorization.

149299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1036.

The product of its digits is 5832, while the sum is 34.

The square root of 149299 is about 386.3922877077. The cubic root of 149299 is about 53.0500298919.

It can be divided in two parts, 149 and 299, that multiplied together give a triangular number (44551 = T₂₉₈).

The spelling of 149299 in words is "one hundred forty-nine thousand, two hundred ninety-nine".