1214440534011 has 4 divisors (see below), whose sum is σ = 1619254045352. Its totient is φ = 809627022672.

The previous prime is 1214440533953. The next prime is 1214440534063. The reversal of 1214440534011 is 1104350444121.

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

It is not a de Polignac number, because 1214440534011 - 2³¹ = 1212293050363 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1214440534011.

It is not an unprimeable number, because it can be changed into a prime (1214440536011) 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, 202406755666 + ... + 202406755671.

It is an arithmetic number, because the mean of its divisors is an integer number (404813511338).

Almost surely, 2^{1214440534011} is an apocalyptic number.

1214440534011 is a deficient number, since it is larger than the sum of its proper divisors (404813511341).

1214440534011 is an equidigital number, since it uses as much as digits as its factorization.

1214440534011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404813511340.

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 1214440534011 its reverse (1104350444121), we get a palindrome (2318790978132).

The spelling of 1214440534011 in words is "one trillion, two hundred fourteen billion, four hundred forty million, five hundred thirty-four thousand, eleven".