1123141550 has 96 divisors (see below), whose sum is σ = 2284487712. Its totient is φ = 409210880.

The previous prime is 1123141529. The next prime is 1123141571. The reversal of 1123141550 is 551413211.

It is an interprime number because it is at equal distance from previous prime (1123141529) and next prime (1123141571).

It is a super-2 number, since 2×1123141550² = 2522893882672805000, which contains 22 as substring.

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 4820234 + ... + 4820466.

It is an arithmetic number, because the mean of its divisors is an integer number (23796747).

Almost surely, 2^1123141550 is an apocalyptic number.

1123141550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1123141550 is an abundant number, since it is smaller than the sum of its proper divisors (1161346162).

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

1123141550 is a wasteful number, since it uses less digits than its factorization.

1123141550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422 (or 417 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 1123141550 is about 33513.3040746507. The cubic root of 1123141550 is about 1039.4688948728.

Adding to 1123141550 its reverse (551413211), we get a palindrome (1674554761).

The spelling of 1123141550 in words is "one billion, one hundred twenty-three million, one hundred forty-one thousand, five hundred fifty".