148619413 has 2 divisors, whose sum is σ = 148619414. Its totient is φ = 148619412.

The previous prime is 148619411. The next prime is 148619447. The reversal of 148619413 is 314916841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89529444 + 59089969 = 9462^2 + 7687^2 .

It is a cyclic number.

It is not a de Polignac number, because 148619413 - 2¹ = 148619411 is a prime.

Together with 148619411, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148619411) 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, 74309706 + 74309707.

It is an arithmetic number, because the mean of its divisors is an integer number (74309707).

Almost surely, 2^148619413 is an apocalyptic number.

It is an amenable number.

148619413 is a deficient number, since it is larger than the sum of its proper divisors (1).

148619413 is an equidigital number, since it uses as much as digits as its factorization.

148619413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 37.

The square root of 148619413 is about 12190.9561971160. The cubic root of 148619413 is about 529.6941548570.

The spelling of 148619413 in words is "one hundred forty-eight million, six hundred nineteen thousand, four hundred thirteen".