1147338444 has 24 divisors (see below), whose sum is σ = 3059569408. Its totient is φ = 327810960.

The previous prime is 1147338443. The next prime is 1147338457. The reversal of 1147338444 is 4448337411.

It is a super-2 number, since 2×1147338444² = 2632771010160682272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1147338443) 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, 6829312 + ... + 6829479.

Almost surely, 2^1147338444 is an apocalyptic number.

1147338444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1147338444 is an abundant number, since it is smaller than the sum of its proper divisors (1912230964).

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

1147338444 is a wasteful number, since it uses less digits than its factorization.

1147338444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13658805 (or 13658803 counting only the distinct ones).

The product of its digits is 129024, while the sum is 39.

The square root of 1147338444 is about 33872.3846813300. The cubic root of 1147338444 is about 1046.8806724742.

The spelling of 1147338444 in words is "one billion, one hundred forty-seven million, three hundred thirty-eight thousand, four hundred forty-four".