1143480550 has 24 divisors (see below), whose sum is σ = 2127917376. Its totient is φ = 457167840.

The previous prime is 1143480511. The next prime is 1143480577. The reversal of 1143480550 is 550843411.

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, 129579 + ... + 138121.

It is an arithmetic number, because the mean of its divisors is an integer number (88663224).

Almost surely, 2^1143480550 is an apocalyptic number.

1143480550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1143480550 is a deficient number, since it is larger than the sum of its proper divisors (984436826).

1143480550 is a wasteful number, since it uses less digits than its factorization.

1143480550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11232 (or 11227 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 1143480550 is about 33815.3892480924. The cubic root of 1143480550 is about 1045.7059857038.

The spelling of 1143480550 in words is "one billion, one hundred forty-three million, four hundred eighty thousand, five hundred fifty".