148421081443 has 2 divisors, whose sum is σ = 148421081444. Its totient is φ = 148421081442.

The previous prime is 148421081441. The next prime is 148421081453. The reversal of 148421081443 is 344180124841.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 148421081443 - 2¹ = 148421081441 is a prime.

Together with 148421081441, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 148421081396 and 148421081405.

It is not a weakly prime, because it can be changed into another prime (148421081441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74210540721 + 74210540722.

It is an arithmetic number, because the mean of its divisors is an integer number (74210540722).

Almost surely, 2^148421081443 is an apocalyptic number.

148421081443 is a deficient number, since it is larger than the sum of its proper divisors (1).

148421081443 is an equidigital number, since it uses as much as digits as its factorization.

148421081443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 98304, while the sum is 40.

The spelling of 148421081443 in words is "one hundred forty-eight billion, four hundred twenty-one million, eighty-one thousand, four hundred forty-three".