148905834499973 has 2 divisors, whose sum is σ = 148905834499974. Its totient is φ = 148905834499972.

The previous prime is 148905834499967. The next prime is 148905834500011. The reversal of 148905834499973 is 379994438509841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 148246038950689 + 659795549284 = 12175633^2 + 812278^2 .

It is an emirp because it is prime and its reverse (379994438509841) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 148905834499973 - 2¹² = 148905834495877 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 148905834499891 and 148905834499900.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148905834499943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74452917249986 + 74452917249987.

It is an arithmetic number, because the mean of its divisors is an integer number (74452917249987).

Almost surely, 2^{148905834499973} is an apocalyptic number.

It is an amenable number.

148905834499973 is a deficient number, since it is larger than the sum of its proper divisors (1).

148905834499973 is an equidigital number, since it uses as much as digits as its factorization.

148905834499973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8465264640, while the sum is 83.

The spelling of 148905834499973 in words is "one hundred forty-eight trillion, nine hundred five billion, eight hundred thirty-four million, four hundred ninety-nine thousand, nine hundred seventy-three".