148013 has 2 divisors, whose sum is σ = 148014.
Its totient is φ = 148012.
The previous prime is 147997. The next prime is 148021. The reversal of 148013 is 310841.
Adding to 148013 its reverse (310841), we get a palindrome (458854).
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 100489 + 47524 = 317^2 + 218^2
It is a cyclic number.
It is not a de Polignac number, because 148013 - 24 = 147997 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 147982 and 148000.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (148063) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74006 + 74007.
It is an arithmetic number, because the mean of its divisors is an integer number (74007).
2148013 is an apocalyptic number.
It is an amenable number.
148013 is a deficient number, since it is larger than the sum of its proper divisors (1).
148013 is an equidigital number, since it uses as much as digits as its factorization.
148013 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 96, while the sum is 17.
The square root of 148013 is about 384.7245768079.
The cubic root of 148013 is about 52.8972734303.
The spelling of 148013 in words is "one hundred forty-eight thousand, thirteen".