614148497 has 2 divisors, whose sum is σ = 614148498. Its totient is φ = 614148496.

The previous prime is 614148439. The next prime is 614148499. The reversal of 614148497 is 794841416.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 568774801 + 45373696 = 23849^2 + 6736^2 .

It is a cyclic number.

It is not a de Polignac number, because 614148497 - 2⁶ = 614148433 is a prime.

Together with 614148499, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (614148499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 307074248 + 307074249.

It is an arithmetic number, because the mean of its divisors is an integer number (307074249).

Almost surely, 2^614148497 is an apocalyptic number.

It is an amenable number.

614148497 is a deficient number, since it is larger than the sum of its proper divisors (1).

614148497 is an equidigital number, since it uses as much as digits as its factorization.

614148497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 193536, while the sum is 44.

The square root of 614148497 is about 24782.0196311761. The cubic root of 614148497 is about 850.0108404615.

The spelling of 614148497 in words is "six hundred fourteen million, one hundred forty-eight thousand, four hundred ninety-seven".