434661313 has 2 divisors, whose sum is σ = 434661314. Its totient is φ = 434661312.

The previous prime is 434661301. The next prime is 434661317. The reversal of 434661313 is 313166434.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 355397904 + 79263409 = 18852^2 + 8903^2 .

It is a cyclic number.

It is not a de Polignac number, because 434661313 - 2²¹ = 432564161 is a prime.

It is not a weakly prime, because it can be changed into another prime (434661317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217330656 + 217330657.

It is an arithmetic number, because the mean of its divisors is an integer number (217330657).

Almost surely, 2^434661313 is an apocalyptic number.

It is an amenable number.

434661313 is a deficient number, since it is larger than the sum of its proper divisors (1).

434661313 is an equidigital number, since it uses as much as digits as its factorization.

434661313 is an odious number, because the sum of its binary digits is odd.

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

The square root of 434661313 is about 20848.5326342167. The cubic root of 434661313 is about 757.5017884188.

The spelling of 434661313 in words is "four hundred thirty-four million, six hundred sixty-one thousand, three hundred thirteen".