1148566530 has 64 divisors (see below), whose sum is σ = 2910504960. Its totient is φ = 289278144.

The previous prime is 1148566519. The next prime is 1148566541. The reversal of 1148566530 is 356658411.

It is an interprime number because it is at equal distance from previous prime (1148566519) and next prime (1148566541).

It is a Curzon number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 194887 + ... + 200693.

It is an arithmetic number, because the mean of its divisors is an integer number (45476640).

Almost surely, 2^1148566530 is an apocalyptic number.

1148566530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1148566530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1455252480).

1148566530 is an abundant number, since it is smaller than the sum of its proper divisors (1761938430).

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

1148566530 is a wasteful number, since it uses less digits than its factorization.

1148566530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6183.

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 1148566530 is about 33890.5079631451. The cubic root of 1148566530 is about 1047.2540586832.

The spelling of 1148566530 in words is "one billion, one hundred forty-eight million, five hundred sixty-six thousand, five hundred thirty".