430343149 has 2 divisors, whose sum is σ = 430343150. Its totient is φ = 430343148.

The previous prime is 430343143. The next prime is 430343153. The reversal of 430343149 is 941343034.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 298667524 + 131675625 = 17282^2 + 11475^2 .

It is a cyclic number.

It is not a de Polignac number, because 430343149 - 2⁷ = 430343021 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 430343149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (430343143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215171574 + 215171575.

It is an arithmetic number, because the mean of its divisors is an integer number (215171575).

Almost surely, 2^430343149 is an apocalyptic number.

It is an amenable number.

430343149 is a deficient number, since it is larger than the sum of its proper divisors (1).

430343149 is an equidigital number, since it uses as much as digits as its factorization.

430343149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 430343149 is about 20744.7137603776. The cubic root of 430343149 is about 754.9849559156.

The spelling of 430343149 in words is "four hundred thirty million, three hundred forty-three thousand, one hundred forty-nine".