149875 has 16 divisors (see below), whose sum is σ = 205920. Its totient is φ = 108000.

The previous prime is 149873. The next prime is 149893. The reversal of 149875 is 578941.

It is a happy number.

149875 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 149875 - 2¹ = 149873 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 149875.

It is not an unprimeable number, because it can be changed into a prime (149873) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1321 + ... + 1429.

It is an arithmetic number, because the mean of its divisors is an integer number (12870).

2¹⁴⁹⁸⁷⁵ is an apocalyptic number.

149875 is a deficient number, since it is larger than the sum of its proper divisors (56045).

149875 is a wasteful number, since it uses less digits than its factorization.

149875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135 (or 125 counting only the distinct ones).

The product of its digits is 10080, while the sum is 34.

The square root of 149875 is about 387.1369266810. The cubic root of 149875 is about 53.1181652107.

It can be divided in two parts, 149 and 875, that added together give a 10-th power (1024 = 2¹⁰).

The spelling of 149875 in words is "one hundred forty-nine thousand, eight hundred seventy-five".