1148456650 has 24 divisors (see below), whose sum is σ = 2330324064. Its totient is φ = 417620400.

The previous prime is 1148456633. The next prime is 1148456657. The reversal of 1148456650 is 566548411.

It is not an unprimeable number, because it can be changed into a prime (1148456657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1043502 + ... + 1044601.

It is an arithmetic number, because the mean of its divisors is an integer number (97096836).

Almost surely, 2^1148456650 is an apocalyptic number.

1148456650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1148456650 is an abundant number, since it is smaller than the sum of its proper divisors (1181867414).

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

1148456650 is a wasteful number, since it uses less digits than its factorization.

1148456650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2088126 (or 2088121 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 40.

The square root of 1148456650 is about 33888.8868214936. The cubic root of 1148456650 is about 1047.2206617074.

The spelling of 1148456650 in words is "one billion, one hundred forty-eight million, four hundred fifty-six thousand, six hundred fifty".