434130323215 has 4 divisors (see below), whose sum is σ = 520956387864. Its totient is φ = 347304258568.

The previous prime is 434130323191. The next prime is 434130323227. The reversal of 434130323215 is 512323031434.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 512323031434 = 2 ⋅256161515717.

It is a cyclic number.

It is not a de Polignac number, because 434130323215 - 2¹¹ = 434130321167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43413032317 + ... + 43413032326.

It is an arithmetic number, because the mean of its divisors is an integer number (130239096966).

Almost surely, 2^434130323215 is an apocalyptic number.

434130323215 is a deficient number, since it is larger than the sum of its proper divisors (86826064649).

434130323215 is an equidigital number, since it uses as much as digits as its factorization.

434130323215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86826064648.

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

Adding to 434130323215 its reverse (512323031434), we get a palindrome (946453354649).

The spelling of 434130323215 in words is "four hundred thirty-four billion, one hundred thirty million, three hundred twenty-three thousand, two hundred fifteen".