1133616656 has 40 divisors (see below), whose sum is σ = 2283020544. Its totient is φ = 544821120.

The previous prime is 1133616643. The next prime is 1133616689. The reversal of 1133616656 is 6566163311.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37601 + ... + 60671.

Almost surely, 2^1133616656 is an apocalyptic number.

1133616656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1133616656 is an abundant number, since it is smaller than the sum of its proper divisors (1149403888).

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

1133616656 is a wasteful number, since it uses less digits than its factorization.

1133616656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23199 (or 23193 counting only the distinct ones).

The product of its digits is 58320, while the sum is 38.

The square root of 1133616656 is about 33669.2241668857. The cubic root of 1133616656 is about 1042.6904745826.

Adding to 1133616656 its reverse (6566163311), we get a palindrome (7699779967).

The spelling of 1133616656 in words is "one billion, one hundred thirty-three million, six hundred sixteen thousand, six hundred fifty-six".