11446453387 has 4 divisors (see below), whose sum is σ = 11450722360. Its totient is φ = 11442184416.

The previous prime is 11446453351. The next prime is 11446453399. The reversal of 11446453387 is 78335464411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 78335464411 = 23 ⋅3405889757.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11446453387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11446453307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2130462 + ... + 2135827.

It is an arithmetic number, because the mean of its divisors is an integer number (2862680590).

Almost surely, 2^11446453387 is an apocalyptic number.

11446453387 is a deficient number, since it is larger than the sum of its proper divisors (4268973).

11446453387 is an equidigital number, since it uses as much as digits as its factorization.

11446453387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4268972.

The product of its digits is 967680, while the sum is 46.

The spelling of 11446453387 in words is "eleven billion, four hundred forty-six million, four hundred fifty-three thousand, three hundred eighty-seven".