11354244137 has 4 divisors (see below), whose sum is σ = 11419875780. Its totient is φ = 11288612496.

The previous prime is 11354244133. The next prime is 11354244151. The reversal of 11354244137 is 73144245311.

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

It can be written as a sum of positive squares in 2 ways, for example, as 10343703616 + 1010540521 = 101704^2 + 31789^2 .

It is a cyclic number.

It is not a de Polignac number, because 11354244137 - 2² = 11354244133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11354244097 and 11354244106.

It is not an unprimeable number, because it can be changed into a prime (11354244133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32815562 + ... + 32815907.

It is an arithmetic number, because the mean of its divisors is an integer number (2854968945).

Almost surely, 2^11354244137 is an apocalyptic number.

It is an amenable number.

11354244137 is a deficient number, since it is larger than the sum of its proper divisors (65631643).

11354244137 is an equidigital number, since it uses as much as digits as its factorization.

11354244137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65631642.

The product of its digits is 40320, while the sum is 35.

Adding to 11354244137 its reverse (73144245311), we get a palindrome (84498489448).

The spelling of 11354244137 in words is "eleven billion, three hundred fifty-four million, two hundred forty-four thousand, one hundred thirty-seven".