11152573149 has 4 divisors (see below), whose sum is σ = 14870097536. Its totient is φ = 7435048764.

The previous prime is 11152573099. The next prime is 11152573163. The reversal of 11152573149 is 94137525111.

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 not a de Polignac number, because 11152573149 - 2⁷ = 11152573021 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11152583149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1858762189 + ... + 1858762194.

It is an arithmetic number, because the mean of its divisors is an integer number (3717524384).

Almost surely, 2^11152573149 is an apocalyptic number.

It is an amenable number.

11152573149 is a deficient number, since it is larger than the sum of its proper divisors (3717524387).

11152573149 is an equidigital number, since it uses as much as digits as its factorization.

11152573149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3717524386.

The product of its digits is 37800, while the sum is 39.

The spelling of 11152573149 in words is "eleven billion, one hundred fifty-two million, five hundred seventy-three thousand, one hundred forty-nine".