13500230434 has 8 divisors (see below), whose sum is σ = 21441542508. Its totient is φ = 6353049600.

The previous prime is 13500230431. The next prime is 13500230449. The reversal of 13500230434 is 43403200531.

It can be written as a sum of positive squares in 2 ways, for example, as 13065633025 + 434597409 = 114305^2 + 20847^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 13500230399 and 13500230408.

It is not an unprimeable number, because it can be changed into a prime (13500230431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198532767 + ... + 198532834.

Almost surely, 2^13500230434 is an apocalyptic number.

13500230434 is a deficient number, since it is larger than the sum of its proper divisors (7941312074).

13500230434 is a wasteful number, since it uses less digits than its factorization.

13500230434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397065620.

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 13500230434 its reverse (43403200531), we get a palindrome (56903430965).

The spelling of 13500230434 in words is "thirteen billion, five hundred million, two hundred thirty thousand, four hundred thirty-four".