1161034976 has 48 divisors (see below), whose sum is σ = 2412018000. Its totient is φ = 548610048.

The previous prime is 1161034933. The next prime is 1161035023. The reversal of 1161034976 is 6794301611.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (38).

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, 270866 + ... + 275118.

It is an arithmetic number, because the mean of its divisors is an integer number (50250375).

Almost surely, 2^1161034976 is an apocalyptic number.

1161034976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1161034976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1206009000).

1161034976 is an abundant number, since it is smaller than the sum of its proper divisors (1250983024).

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

1161034976 is a wasteful number, since it uses less digits than its factorization.

1161034976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4731 (or 4723 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 1161034976 is about 34073.9633151179. The cubic root of 1161034976 is about 1051.0299722607.

The spelling of 1161034976 in words is "one billion, one hundred sixty-one million, thirty-four thousand, nine hundred seventy-six".