300148397 has 2 divisors, whose sum is σ = 300148398. Its totient is φ = 300148396.

The previous prime is 300148391. The next prime is 300148469. The reversal of 300148397 is 793841003.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 202948516 + 97199881 = 14246^2 + 9859^2 .

It is an emirp because it is prime and its reverse (793841003) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 300148397 - 2¹² = 300144301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (300148391) 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, 150074198 + 150074199.

It is an arithmetic number, because the mean of its divisors is an integer number (150074199).

Almost surely, 2^300148397 is an apocalyptic number.

It is an amenable number.

300148397 is a deficient number, since it is larger than the sum of its proper divisors (1).

300148397 is an equidigital number, since it uses as much as digits as its factorization.

300148397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 300148397 is about 17324.7913984556. The cubic root of 300148397 is about 669.5433117110.

The spelling of 300148397 in words is "three hundred million, one hundred forty-eight thousand, three hundred ninety-seven".