12148959 has 16 divisors (see below), whose sum is σ = 16595712. Its totient is φ = 7903488.

The previous prime is 12148957. The next prime is 12148963. The reversal of 12148959 is 95984121.

12148959 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12148959 - 2¹ = 12148957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12148957) 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, 23902 + ... + 24404.

It is an arithmetic number, because the mean of its divisors is an integer number (1037232).

Almost surely, 2^12148959 is an apocalyptic number.

12148959 is a deficient number, since it is larger than the sum of its proper divisors (4446753).

12148959 is an equidigital number, since it uses as much as digits as its factorization.

12148959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686.

The product of its digits is 25920, while the sum is 39.

The square root of 12148959 is about 3485.5356833635. The cubic root of 12148959 is about 229.8862638670.

The spelling of 12148959 in words is "twelve million, one hundred forty-eight thousand, nine hundred fifty-nine".