148339999 has 2 divisors, whose sum is σ = 148340000. Its totient is φ = 148339998.

The previous prime is 148339987. The next prime is 148340021. The reversal of 148339999 is 999933841.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-148339999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148339969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74169999 + 74170000.

It is an arithmetic number, because the mean of its divisors is an integer number (74170000).

Almost surely, 2^148339999 is an apocalyptic number.

148339999 is a deficient number, since it is larger than the sum of its proper divisors (1).

148339999 is an equidigital number, since it uses as much as digits as its factorization.

148339999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1889568, while the sum is 55.

The square root of 148339999 is about 12179.4909171114. The cubic root of 148339999 is about 529.3619936476.

The spelling of 148339999 in words is "one hundred forty-eight million, three hundred thirty-nine thousand, nine hundred ninety-nine".