1148800550 has 24 divisors (see below), whose sum is σ = 2229674256. Its totient is φ = 439540640.

The previous prime is 1148800547. The next prime is 1148800561. The reversal of 1148800550 is 550088411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 498329 + ... + 500628.

It is an arithmetic number, because the mean of its divisors is an integer number (92903094).

Almost surely, 2^1148800550 is an apocalyptic number.

1148800550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1148800550 is a deficient number, since it is larger than the sum of its proper divisors (1080873706).

1148800550 is a wasteful number, since it uses less digits than its factorization.

1148800550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 998992 (or 998987 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 32.

The square root of 1148800550 is about 33893.9603764447. The cubic root of 1148800550 is about 1047.3251797271.

Adding to 1148800550 its reverse (550088411), we get a palindrome (1698888961).

The spelling of 1148800550 in words is "one billion, one hundred forty-eight million, eight hundred thousand, five hundred fifty".