148675341421 has 2 divisors, whose sum is σ = 148675341422. Its totient is φ = 148675341420.

The previous prime is 148675341379. The next prime is 148675341443. The reversal of 148675341421 is 124143576841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77554452196 + 71120889225 = 278486^2 + 266685^2 .

It is a cyclic number.

It is not a de Polignac number, because 148675341421 - 2⁷ = 148675341293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148675341461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74337670710 + 74337670711.

It is an arithmetic number, because the mean of its divisors is an integer number (74337670711).

Almost surely, 2^148675341421 is an apocalyptic number.

It is an amenable number.

148675341421 is a deficient number, since it is larger than the sum of its proper divisors (1).

148675341421 is an equidigital number, since it uses as much as digits as its factorization.

148675341421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 645120, while the sum is 46.

The spelling of 148675341421 in words is "one hundred forty-eight billion, six hundred seventy-five million, three hundred forty-one thousand, four hundred twenty-one".