11450214389 has 4 divisors (see below), whose sum is σ = 11450433120. Its totient is φ = 11449995660.

The previous prime is 11450214379. The next prime is 11450214437. The reversal of 11450214389 is 98341205411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11450214389 is a prime.

It is a super-2 number, since 2×11450214389² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11450214319) 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, 20792 + ... + 152750.

It is an arithmetic number, because the mean of its divisors is an integer number (2862608280).

Almost surely, 2^11450214389 is an apocalyptic number.

It is an amenable number.

11450214389 is a deficient number, since it is larger than the sum of its proper divisors (218731).

11450214389 is an equidigital number, since it uses as much as digits as its factorization.

11450214389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218730.

The product of its (nonzero) digits is 34560, while the sum is 38.

The spelling of 11450214389 in words is "eleven billion, four hundred fifty million, two hundred fourteen thousand, three hundred eighty-nine".