1147628548 has 24 divisors (see below), whose sum is σ = 2241882720. Its totient is φ = 509517120.

The previous prime is 1147628533. The next prime is 1147628549. The reversal of 1147628548 is 8458267411.

It is a junction number, because it is equal to n+sod(n) for n = 1147628498 and 1147628507.

It is not an unprimeable number, because it can be changed into a prime (1147628549) 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, 301393 + ... + 305176.

It is an arithmetic number, because the mean of its divisors is an integer number (93411780).

Almost surely, 2^1147628548 is an apocalyptic number.

It is an amenable number.

1147628548 is a deficient number, since it is larger than the sum of its proper divisors (1094254172).

1147628548 is a wasteful number, since it uses less digits than its factorization.

1147628548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 606627 (or 606625 counting only the distinct ones).

The product of its digits is 430080, while the sum is 46.

The square root of 1147628548 is about 33876.6667191446. Note that the first 3 decimals coincide. The cubic root of 1147628548 is about 1046.9688994714.

The spelling of 1147628548 in words is "one billion, one hundred forty-seven million, six hundred twenty-eight thousand, five hundred forty-eight".