148698499 has 2 divisors, whose sum is σ = 148698500. Its totient is φ = 148698498.

The previous prime is 148698479. The next prime is 148698509. The reversal of 148698499 is 994896841.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (994896841) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-148698499 is a prime.

It is a super-2 number, since 2×148698499² = 44222487209706002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (148698409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74349249 + 74349250.

It is an arithmetic number, because the mean of its divisors is an integer number (74349250).

Almost surely, 2^148698499 is an apocalyptic number.

148698499 is a deficient number, since it is larger than the sum of its proper divisors (1).

148698499 is an equidigital number, since it uses as much as digits as its factorization.

148698499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4478976, while the sum is 58.

The square root of 148698499 is about 12194.1993997146. The cubic root of 148698499 is about 529.7880949478.

The spelling of 148698499 in words is "one hundred forty-eight million, six hundred ninety-eight thousand, four hundred ninety-nine".