13000331435 has 16 divisors (see below), whose sum is σ = 19200490176. Its totient is φ = 8228780928.

The previous prime is 13000331431. The next prime is 13000331437. The reversal of 13000331435 is 53413300031.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 13000331435 - 2² = 13000331431 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13000331435.

It is not an unprimeable number, because it can be changed into a prime (13000331431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14285624 + ... + 14286533.

It is an arithmetic number, because the mean of its divisors is an integer number (1200030636).

Almost surely, 2^13000331435 is an apocalyptic number.

13000331435 is a deficient number, since it is larger than the sum of its proper divisors (6200158741).

13000331435 is a wasteful number, since it uses less digits than its factorization.

13000331435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28572182.

The product of its (nonzero) digits is 1620, while the sum is 23.

Adding to 13000331435 its reverse (53413300031), we get a palindrome (66413631466).

The spelling of 13000331435 in words is "thirteen billion, three hundred thirty-one thousand, four hundred thirty-five".