430364261 has 2 divisors, whose sum is σ = 430364262. Its totient is φ = 430364260.

The previous prime is 430364257. The next prime is 430364309. The reversal of 430364261 is 162463034.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 309232225 + 121132036 = 17585^2 + 11006^2 .

It is a cyclic number.

It is not a de Polignac number, because 430364261 - 2² = 430364257 is a prime.

It is a super-2 number, since 2×430364261² = 370426794292152242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (430364861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215182130 + 215182131.

It is an arithmetic number, because the mean of its divisors is an integer number (215182131).

Almost surely, 2^430364261 is an apocalyptic number.

It is an amenable number.

430364261 is a deficient number, since it is larger than the sum of its proper divisors (1).

430364261 is an equidigital number, since it uses as much as digits as its factorization.

430364261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 430364261 is about 20745.2226066630. Note that the first 3 decimals coincide. The cubic root of 430364261 is about 754.9973018631.

The spelling of 430364261 in words is "four hundred thirty million, three hundred sixty-four thousand, two hundred sixty-one".