148698479 has 2 divisors, whose sum is σ = 148698480. Its totient is φ = 148698478.

The previous prime is 148698437. The next prime is 148698499. The reversal of 148698479 is 974896841.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 148698479 - 2¹⁶ = 148632943 is a prime.

It is a super-2 number, since 2×148698479² = 44222475313826882, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

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, 74349239 + 74349240.

It is an arithmetic number, because the mean of its divisors is an integer number (74349240).

Almost surely, 2^148698479 is an apocalyptic number.

148698479 is a deficient number, since it is larger than the sum of its proper divisors (1).

148698479 is an equidigital number, since it uses as much as digits as its factorization.

148698479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3483648, while the sum is 56.

The square root of 148698479 is about 12194.1985796525. The cubic root of 148698479 is about 529.7880711956.

The spelling of 148698479 in words is "one hundred forty-eight million, six hundred ninety-eight thousand, four hundred seventy-nine".