1153224012 has 12 divisors (see below), whose sum is σ = 2690856056. Its totient is φ = 384408000.

The previous prime is 1153224001. The next prime is 1153224031. The reversal of 1153224012 is 2104223511.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1153224012² = 2659851243706752288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1153224012.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48050989 + ... + 48051012.

Almost surely, 2^1153224012 is an apocalyptic number.

1153224012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1153224012 is an abundant number, since it is smaller than the sum of its proper divisors (1537632044).

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

1153224012 is a wasteful number, since it uses less digits than its factorization.

1153224012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96102008 (or 96102006 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1153224012 is about 33959.1521095566. The cubic root of 1153224012 is about 1048.6677016039.

Adding to 1153224012 its reverse (2104223511), we get a palindrome (3257447523).

The spelling of 1153224012 in words is "one billion, one hundred fifty-three million, two hundred twenty-four thousand, twelve".