1153103452 has 24 divisors (see below), whose sum is σ = 2131940160. Its totient is φ = 544824000.

The previous prime is 1153103447. The next prime is 1153103461. The reversal of 1153103452 is 2543013511.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100299 + ... + 111202.

It is an arithmetic number, because the mean of its divisors is an integer number (88830840).

Almost surely, 2^1153103452 is an apocalyptic number.

It is an amenable number.

1153103452 is a deficient number, since it is larger than the sum of its proper divisors (978836708).

1153103452 is a wasteful number, since it uses less digits than its factorization.

1153103452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211581 (or 211579 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 1153103452 is about 33957.3769893966. The cubic root of 1153103452 is about 1048.6311571619.

Adding to 1153103452 its reverse (2543013511), we get a palindrome (3696116963).

The spelling of 1153103452 in words is "one billion, one hundred fifty-three million, one hundred three thousand, four hundred fifty-two".