1147442303 has 8 divisors (see below), whose sum is σ = 1312361472. Its totient is φ = 982772856.

The previous prime is 1147442297. The next prime is 1147442311. The reversal of 1147442303 is 3032447411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1147442303 - 2⁴ = 1147442287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1147442323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52475 + ... + 71052.

It is an arithmetic number, because the mean of its divisors is an integer number (164045184).

Almost surely, 2^1147442303 is an apocalyptic number.

1147442303 is a deficient number, since it is larger than the sum of its proper divisors (164919169).

1147442303 is a wasteful number, since it uses less digits than its factorization.

1147442303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124861.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 1147442303 is about 33873.9177391692. The cubic root of 1147442303 is about 1046.9122599858.

Adding to 1147442303 its reverse (3032447411), we get a palindrome (4179889714).

The spelling of 1147442303 in words is "one billion, one hundred forty-seven million, four hundred forty-two thousand, three hundred three".