148756459 has 2 divisors, whose sum is σ = 148756460. Its totient is φ = 148756458.

The previous prime is 148756397. The next prime is 148756481. The reversal of 148756459 is 954657841.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (954657841) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 148756459 - 2¹⁷ = 148625387 is a prime.

It is not a weakly prime, because it can be changed into another prime (148756859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74378229 + 74378230.

It is an arithmetic number, because the mean of its divisors is an integer number (74378230).

Almost surely, 2^148756459 is an apocalyptic number.

148756459 is a deficient number, since it is larger than the sum of its proper divisors (1).

148756459 is an equidigital number, since it uses as much as digits as its factorization.

148756459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1209600, while the sum is 49.

The square root of 148756459 is about 12196.5757079600. The cubic root of 148756459 is about 529.8569199628.

The spelling of 148756459 in words is "one hundred forty-eight million, seven hundred fifty-six thousand, four hundred fifty-nine".