13540311214 has 4 divisors (see below), whose sum is σ = 20310466824. Its totient is φ = 6770155606.

The previous prime is 13540311203. The next prime is 13540311233. The reversal of 13540311214 is 41211304531.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3385077802 + ... + 3385077805.

It is an arithmetic number, because the mean of its divisors is an integer number (5077616706).

Almost surely, 2^13540311214 is an apocalyptic number.

13540311214 is a deficient number, since it is larger than the sum of its proper divisors (6770155610).

13540311214 is an equidigital number, since it uses as much as digits as its factorization.

13540311214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6770155609.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 13540311214 its reverse (41211304531), we get a palindrome (54751615745).

The spelling of 13540311214 in words is "thirteen billion, five hundred forty million, three hundred eleven thousand, two hundred fourteen".