1241581132 has 48 divisors (see below), whose sum is σ = 2428755840. Its totient is φ = 550582400.

The previous prime is 1241581123. The next prime is 1241581207. The reversal of 1241581132 is 2311851421.

It is a self number, because there is not a number n which added to its sum of digits gives 1241581132.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 353907 + ... + 357397.

It is an arithmetic number, because the mean of its divisors is an integer number (50599080).

Almost surely, 2^1241581132 is an apocalyptic number.

It is an amenable number.

1241581132 is a deficient number, since it is larger than the sum of its proper divisors (1187174708).

1241581132 is a wasteful number, since it uses less digits than its factorization.

1241581132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3702 (or 3700 counting only the distinct ones).

The product of its digits is 1920, while the sum is 28.

The square root of 1241581132 is about 35236.0771369345. The cubic root of 1241581132 is about 1074.7935084186.

The spelling of 1241581132 in words is "one billion, two hundred forty-one million, five hundred eighty-one thousand, one hundred thirty-two".