1120661356 has 12 divisors (see below), whose sum is σ = 2006765992. Its totient is φ = 547299648.

The previous prime is 1120661351. The next prime is 1120661359. The reversal of 1120661356 is 6531660211.

It is not an unprimeable number, because it can be changed into a prime (1120661351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3257565 + ... + 3257908.

Almost surely, 2^1120661356 is an apocalyptic number.

It is an amenable number.

1120661356 is a deficient number, since it is larger than the sum of its proper divisors (886104636).

1120661356 is a wasteful number, since it uses less digits than its factorization.

1120661356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6515520 (or 6515518 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 1120661356 is about 33476.2804982871. The cubic root of 1120661356 is about 1038.7031900971.

The spelling of 1120661356 in words is "one billion, one hundred twenty million, six hundred sixty-one thousand, three hundred fifty-six".