1153443046 has 12 divisors (see below), whose sum is σ = 2012640588. Its totient is φ = 494332692.

The previous prime is 1153443041. The next prime is 1153443059. The reversal of 1153443046 is 6403443511.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1153442999 and 1153443017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153443041) 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 5 ways as a sum of consecutive naturals, for example, 5884816 + ... + 5885011.

It is an arithmetic number, because the mean of its divisors is an integer number (167720049).

Almost surely, 2^1153443046 is an apocalyptic number.

1153443046 is a deficient number, since it is larger than the sum of its proper divisors (859197542).

1153443046 is a wasteful number, since it uses less digits than its factorization.

1153443046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11769843 (or 11769836 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 1153443046 is about 33962.3769191734. The cubic root of 1153443046 is about 1048.7340892090.

Adding to 1153443046 its reverse (6403443511), we get a palindrome (7556886557).

The spelling of 1153443046 in words is "one billion, one hundred fifty-three million, four hundred forty-three thousand, forty-six".