34245149 has 2 divisors, whose sum is σ = 34245150. Its totient is φ = 34245148.

The previous prime is 34245109. The next prime is 34245151. The reversal of 34245149 is 94154243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31416025 + 2829124 = 5605^2 + 1682^2 .

It is an emirp because it is prime and its reverse (94154243) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34245149 - 2⁸ = 34244893 is a prime.

It is a Sophie Germain prime.

Together with 34245151, it forms a pair of twin primes.

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 (34245109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17122574 + 17122575.

It is an arithmetic number, because the mean of its divisors is an integer number (17122575).

Almost surely, 2^34245149 is an apocalyptic number.

It is an amenable number.

34245149 is a deficient number, since it is larger than the sum of its proper divisors (1).

34245149 is an equidigital number, since it uses as much as digits as its factorization.

34245149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 32.

The square root of 34245149 is about 5851.9354917839. The cubic root of 34245149 is about 324.7379315349.

The spelling of 34245149 in words is "thirty-four million, two hundred forty-five thousand, one hundred forty-nine".