4202454149 has 2 divisors, whose sum is σ = 4202454150. Its totient is φ = 4202454148.

The previous prime is 4202454133. The next prime is 4202454169. The reversal of 4202454149 is 9414542024.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4107528100 + 94926049 = 64090^2 + 9743^2 .

It is a cyclic number.

It is not a de Polignac number, because 4202454149 - 2⁴ = 4202454133 is a prime.

It is a Sophie Germain 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 (4202454169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2101227074 + 2101227075.

It is an arithmetic number, because the mean of its divisors is an integer number (2101227075).

Almost surely, 2^4202454149 is an apocalyptic number.

It is an amenable number.

4202454149 is a deficient number, since it is larger than the sum of its proper divisors (1).

4202454149 is an equidigital number, since it uses as much as digits as its factorization.

4202454149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46080, while the sum is 35.

The square root of 4202454149 is about 64826.3383895774. The cubic root of 4202454149 is about 1613.7428383518.

The spelling of 4202454149 in words is "four billion, two hundred two million, four hundred fifty-four thousand, one hundred forty-nine".