148849559 has 2 divisors, whose sum is σ = 148849560. Its totient is φ = 148849558.

The previous prime is 148849543. The next prime is 148849579. The reversal of 148849559 is 955948841.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 148849559 - 2⁴ = 148849543 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 148849559.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148849579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74424779 + 74424780.

It is an arithmetic number, because the mean of its divisors is an integer number (74424780).

Almost surely, 2^148849559 is an apocalyptic number.

148849559 is a deficient number, since it is larger than the sum of its proper divisors (1).

148849559 is an equidigital number, since it uses as much as digits as its factorization.

148849559 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2073600, while the sum is 53.

The square root of 148849559 is about 12200.3917560052. The cubic root of 148849559 is about 529.9674348094.

The spelling of 148849559 in words is "one hundred forty-eight million, eight hundred forty-nine thousand, five hundred fifty-nine".