11944361453 has 8 divisors (see below), whose sum is σ = 12114976896. Its totient is φ = 11773812400.

The previous prime is 11944361447. The next prime is 11944361489. The reversal of 11944361453 is 35416344911.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11944361453 - 2⁸ = 11944361197 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 11944361453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11944361753) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 431243 + ... + 458103.

It is an arithmetic number, because the mean of its divisors is an integer number (1514372112).

Almost surely, 2^11944361453 is an apocalyptic number.

It is an amenable number.

11944361453 is a deficient number, since it is larger than the sum of its proper divisors (170615443).

11944361453 is an equidigital number, since it uses as much as digits as its factorization.

11944361453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33195.

The product of its digits is 155520, while the sum is 41.

The spelling of 11944361453 in words is "eleven billion, nine hundred forty-four million, three hundred sixty-one thousand, four hundred fifty-three".