11552354145 has 12 divisors (see below), whose sum is σ = 20024080596. Its totient is φ = 6161255520.

The previous prime is 11552354137. The next prime is 11552354153. The reversal of 11552354145 is 54145325511.

11552354145 is a `hidden beast` number, since 1 + 1 + 5 + 5 + 235 + 414 + 5 = 666.

11552354145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11552354137) and next prime (11552354153).

It can be written as a sum of positive squares in 2 ways, for example, as 5929154001 + 5623200144 = 77001^2 + 74988^2 .

It is not a de Polignac number, because 11552354145 - 2³ = 11552354137 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 128359446 + ... + 128359535.

It is an arithmetic number, because the mean of its divisors is an integer number (1668673383).

Almost surely, 2^11552354145 is an apocalyptic number.

11552354145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11552354145 is a deficient number, since it is larger than the sum of its proper divisors (8471726451).

11552354145 is a wasteful number, since it uses less digits than its factorization.

11552354145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256718992 (or 256718989 counting only the distinct ones).

The product of its digits is 60000, while the sum is 36.

Adding to 11552354145 its reverse (54145325511), we get a palindrome (65697679656).

The spelling of 11552354145 in words is "eleven billion, five hundred fifty-two million, three hundred fifty-four thousand, one hundred forty-five".