148585189 has 16 divisors (see below), whose sum is σ = 157489920. Its totient is φ = 140016640.

The previous prime is 148585147. The next prime is 148585231. The reversal of 148585189 is 981585841.

It is an interprime number because it is at equal distance from previous prime (148585147) and next prime (148585231).

It is not a de Polignac number, because 148585189 - 2⁷ = 148585061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148525189) 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, 159477 + ... + 160405.

It is an arithmetic number, because the mean of its divisors is an integer number (9843120).

Almost surely, 2^148585189 is an apocalyptic number.

It is an amenable number.

148585189 is a deficient number, since it is larger than the sum of its proper divisors (8904731).

148585189 is an equidigital number, since it uses as much as digits as its factorization.

148585189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100.

The product of its digits is 460800, while the sum is 49.

The square root of 148585189 is about 12189.5524528179. The cubic root of 148585189 is about 529.6534925055.

The spelling of 148585189 in words is "one hundred forty-eight million, five hundred eighty-five thousand, one hundred eighty-nine".