148619502193 has 2 divisors, whose sum is σ = 148619502194. Its totient is φ = 148619502192.

The previous prime is 148619502077. The next prime is 148619502281. The reversal of 148619502193 is 391205916841.

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., 148619502144 + 49 = 385512^2 + 7^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-148619502193 is a prime.

It is not a weakly prime, because it can be changed into another prime (148619512193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74309751096 + 74309751097.

It is an arithmetic number, because the mean of its divisors is an integer number (74309751097).

Almost surely, 2^148619502193 is an apocalyptic number.

It is an amenable number.

148619502193 is a deficient number, since it is larger than the sum of its proper divisors (1).

148619502193 is an equidigital number, since it uses as much as digits as its factorization.

148619502193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 466560, while the sum is 49.

Subtracting from 148619502193 its sum of digits (49), we obtain a square (148619502144 = 385512²).

The spelling of 148619502193 in words is "one hundred forty-eight billion, six hundred nineteen million, five hundred two thousand, one hundred ninety-three".