1148422065 has 48 divisors (see below), whose sum is σ = 2142288000. Its totient is φ = 523810560.

The previous prime is 1148422003. The next prime is 1148422081. The reversal of 1148422065 is 5602248411.

It is a happy number.

It is not a de Polignac number, because 1148422065 - 2¹⁰ = 1148421041 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 381436 + ... + 384434.

It is an arithmetic number, because the mean of its divisors is an integer number (44631000).

Almost surely, 2^1148422065 is an apocalyptic number.

1148422065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1148422065 is a deficient number, since it is larger than the sum of its proper divisors (993865935).

1148422065 is a wasteful number, since it uses less digits than its factorization.

1148422065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3542 (or 3535 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 1148422065 is about 33888.3765471290. The cubic root of 1148422065 is about 1047.2101494865.

The spelling of 1148422065 in words is "one billion, one hundred forty-eight million, four hundred twenty-two thousand, sixty-five".