614694149 has 2 divisors, whose sum is σ = 614694150. Its totient is φ = 614694148.

The previous prime is 614694131. The next prime is 614694163. The reversal of 614694149 is 941496416.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 605652100 + 9042049 = 24610^2 + 3007^2 .

It is a cyclic number.

It is not a de Polignac number, because 614694149 - 2¹⁶ = 614628613 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (614694169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 307347074 + 307347075.

It is an arithmetic number, because the mean of its divisors is an integer number (307347075).

Almost surely, 2^614694149 is an apocalyptic number.

It is an amenable number.

614694149 is a deficient number, since it is larger than the sum of its proper divisors (1).

614694149 is an equidigital number, since it uses as much as digits as its factorization.

614694149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 44.

The square root of 614694149 is about 24793.0262170635. The cubic root of 614694149 is about 850.2625020845.

The spelling of 614694149 in words is "six hundred fourteen million, six hundred ninety-four thousand, one hundred forty-nine".