4134649 has 2 divisors, whose sum is σ = 4134650. Its totient is φ = 4134648.

The previous prime is 4134629. The next prime is 4134659. The reversal of 4134649 is 9464314.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4129024 + 5625 = 2032^2 + 75^2 .

It is a cyclic number.

It is not a de Polignac number, because 4134649 - 2¹³ = 4126457 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4134649.

It is not a weakly prime, because it can be changed into another prime (4134619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2067324 + 2067325.

It is an arithmetic number, because the mean of its divisors is an integer number (2067325).

Almost surely, 2^4134649 is an apocalyptic number.

It is an amenable number.

4134649 is a deficient number, since it is larger than the sum of its proper divisors (1).

4134649 is an equidigital number, since it uses as much as digits as its factorization.

4134649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 31.

The square root of 4134649 is about 2033.3836332576. The cubic root of 4134649 is about 160.5016676037.

The spelling of 4134649 in words is "four million, one hundred thirty-four thousand, six hundred forty-nine".