1123508160 has 84 divisors (see below), whose sum is σ = 3864409848. Its totient is φ = 299601408.

The previous prime is 1123508159. The next prime is 1123508161. The reversal of 1123508160 is 618053211.

It is an interprime number because it is at equal distance from previous prime (1123508159) and next prime (1123508161).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123508161) by changing a digit.

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, 192174 + ... + 197933.

Almost surely, 2^1123508160 is an apocalyptic number.

1123508160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1123508160 is an abundant number, since it is smaller than the sum of its proper divisors (2740901688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1123508160 is a wasteful number, since it uses less digits than its factorization.

1123508160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390130 (or 390117 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 1123508160 is about 33518.7732472416. The cubic root of 1123508160 is about 1039.5819819055.

The spelling of 1123508160 in words is "one billion, one hundred twenty-three million, five hundred eight thousand, one hundred sixty".