4061149 has 2 divisors, whose sum is σ = 4061150. Its totient is φ = 4061148.

The previous prime is 4061143. The next prime is 4061177. The reversal of 4061149 is 9411604.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2722500 + 1338649 = 1650^2 + 1157^2 .

It is a cyclic number.

It is not a de Polignac number, because 4061149 - 2⁷ = 4061021 is a prime.

4061149 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4061143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2030574 + 2030575.

It is an arithmetic number, because the mean of its divisors is an integer number (2030575).

Almost surely, 2^4061149 is an apocalyptic number.

It is an amenable number.

4061149 is a deficient number, since it is larger than the sum of its proper divisors (1).

4061149 is an equidigital number, since it uses as much as digits as its factorization.

4061149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 4061149 is about 2015.2292673540. The cubic root of 4061149 is about 159.5449177908.

The spelling of 4061149 in words is "four million, sixty-one thousand, one hundred forty-nine".