148327979 has 2 divisors, whose sum is σ = 148327980. Its totient is φ = 148327978.

The previous prime is 148327969. The next prime is 148327997. The reversal of 148327979 is 979723841.

Together with next prime (148327997) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is an emirp because it is prime and its reverse (979723841) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 148327979 - 2²⁰ = 147279403 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (148327909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74163989 + 74163990.

It is an arithmetic number, because the mean of its divisors is an integer number (74163990).

Almost surely, 2^148327979 is an apocalyptic number.

148327979 is a deficient number, since it is larger than the sum of its proper divisors (1).

148327979 is an equidigital number, since it uses as much as digits as its factorization.

148327979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 762048, while the sum is 50.

The square root of 148327979 is about 12178.9974546348. The cubic root of 148327979 is about 529.3476951822.

The spelling of 148327979 in words is "one hundred forty-eight million, three hundred twenty-seven thousand, nine hundred seventy-nine".