148000397 has 2 divisors, whose sum is σ = 148000398. Its totient is φ = 148000396.

The previous prime is 148000381. The next prime is 148000421. The reversal of 148000397 is 793000841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119814916 + 28185481 = 10946^2 + 5309^2 .

It is a cyclic number.

It is not a de Polignac number, because 148000397 - 2⁴ = 148000381 is a prime.

It is a Chen prime.

It is equal to p_8338235 and since 148000397 and 8338235 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148000337) 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, 74000198 + 74000199.

It is an arithmetic number, because the mean of its divisors is an integer number (74000199).

Almost surely, 2^148000397 is an apocalyptic number.

It is an amenable number.

148000397 is a deficient number, since it is larger than the sum of its proper divisors (1).

148000397 is an equidigital number, since it uses as much as digits as its factorization.

148000397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 148000397 is about 12165.5413771850. The cubic root of 148000397 is about 528.9577202330.

The spelling of 148000397 in words is "one hundred forty-eight million, three hundred ninety-seven", and thus it is an aban number.