434253613 has 2 divisors, whose sum is σ = 434253614. Its totient is φ = 434253612.

The previous prime is 434253581. The next prime is 434253623. The reversal of 434253613 is 316352434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 320660649 + 113592964 = 17907^2 + 10658^2 .

It is a cyclic number.

It is not a de Polignac number, because 434253613 - 2⁵ = 434253581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434253623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217126806 + 217126807.

It is an arithmetic number, because the mean of its divisors is an integer number (217126807).

Almost surely, 2^434253613 is an apocalyptic number.

It is an amenable number.

434253613 is a deficient number, since it is larger than the sum of its proper divisors (1).

434253613 is an equidigital number, since it uses as much as digits as its factorization.

434253613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 31.

The square root of 434253613 is about 20838.7526738046. The cubic root of 434253613 is about 757.2648759238.

The spelling of 434253613 in words is "four hundred thirty-four million, two hundred fifty-three thousand, six hundred thirteen".