148836379 has 2 divisors, whose sum is σ = 148836380. Its totient is φ = 148836378.

The previous prime is 148836371. The next prime is 148836397. The reversal of 148836379 is 973638841.

It is a happy number.

Together with next prime (148836397) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 148836379 - 2³ = 148836371 is a prime.

It is not a weakly prime, because it can be changed into another prime (148836371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74418189 + 74418190.

It is an arithmetic number, because the mean of its divisors is an integer number (74418190).

Almost surely, 2^148836379 is an apocalyptic number.

148836379 is a deficient number, since it is larger than the sum of its proper divisors (1).

148836379 is an equidigital number, since it uses as much as digits as its factorization.

148836379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 49.

The square root of 148836379 is about 12199.8515974581. The cubic root of 148836379 is about 529.9517922214.

The spelling of 148836379 in words is "one hundred forty-eight million, eight hundred thirty-six thousand, three hundred seventy-nine".