1148765472 has 72 divisors (see below), whose sum is σ = 3270168720. Its totient is φ = 382527360.

The previous prime is 1148765467. The next prime is 1148765473. The reversal of 1148765472 is 2745678411.

1148765472 is a `hidden beast` number, since 114 + 8 + 7 + 65 + 472 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is not an unprimeable number, because it can be changed into a prime (1148765473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 451179 + ... + 453717.

It is an arithmetic number, because the mean of its divisors is an integer number (45419010).

Almost surely, 2^1148765472 is an apocalyptic number.

1148765472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1148765472 is an abundant number, since it is smaller than the sum of its proper divisors (2121403248).

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

1148765472 is a wasteful number, since it uses less digits than its factorization.

1148765472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4126 (or 4115 counting only the distinct ones).

The product of its digits is 376320, while the sum is 45.

The square root of 1148765472 is about 33893.4429056713. The cubic root of 1148765472 is about 1047.3145197837.

The spelling of 1148765472 in words is "one billion, one hundred forty-eight million, seven hundred sixty-five thousand, four hundred seventy-two".