1161006456 has 32 divisors (see below), whose sum is σ = 2904002640. Its totient is φ = 386803968.

The previous prime is 1161006437. The next prime is 1161006467. The reversal of 1161006456 is 6546001611.

It is a congruent 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, 39970 + ... + 62606.

Almost surely, 2^1161006456 is an apocalyptic number.

It is an amenable number.

1161006456 is an abundant number, since it is smaller than the sum of its proper divisors (1742996184).

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

1161006456 is a wasteful number, since it uses less digits than its factorization.

1161006456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24783 (or 24779 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 1161006456 is about 34073.5448111875. The cubic root of 1161006456 is about 1051.0213662552.

The spelling of 1161006456 in words is "one billion, one hundred sixty-one million, six thousand, four hundred fifty-six".