1177471228 has 12 divisors (see below), whose sum is σ = 2079833112. Its totient is φ = 583233200.

The previous prime is 1177471151. The next prime is 1177471237. The reversal of 1177471228 is 8221747711.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1375123 + ... + 1375978.

It is an arithmetic number, because the mean of its divisors is an integer number (173319426).

Almost surely, 2^1177471228 is an apocalyptic number.

It is an amenable number.

1177471228 is a deficient number, since it is larger than the sum of its proper divisors (902361884).

1177471228 is a wasteful number, since it uses less digits than its factorization.

1177471228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2751212 (or 2751210 counting only the distinct ones).

The product of its digits is 43904, while the sum is 40.

The square root of 1177471228 is about 34314.3006339922. The cubic root of 1177471228 is about 1055.9664042247.

The spelling of 1177471228 in words is "one billion, one hundred seventy-seven million, four hundred seventy-one thousand, two hundred twenty-eight".