13462439811 has 4 divisors (see below), whose sum is σ = 17949919752. Its totient is φ = 8974959872.

The previous prime is 13462439777. The next prime is 13462439857. The reversal of 13462439811 is 11893426431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13462439811 - 2⁶ = 13462439747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13462439891) 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, 2243739966 + ... + 2243739971.

It is an arithmetic number, because the mean of its divisors is an integer number (4487479938).

Almost surely, 2^13462439811 is an apocalyptic number.

13462439811 is a deficient number, since it is larger than the sum of its proper divisors (4487479941).

13462439811 is an equidigital number, since it uses as much as digits as its factorization.

13462439811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4487479940.

The product of its digits is 124416, while the sum is 42.

The spelling of 13462439811 in words is "thirteen billion, four hundred sixty-two million, four hundred thirty-nine thousand, eight hundred eleven".