1161354441 has 8 divisors (see below), whose sum is σ = 1667585920. Its totient is φ = 714679632.

The previous prime is 1161354437. The next prime is 1161354527. The reversal of 1161354441 is 1444531611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1161354441 - 2² = 1161354437 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1161354399 and 1161354408.

It is not an unprimeable number, because it can be changed into a prime (1161354401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14889121 + ... + 14889198.

It is an arithmetic number, because the mean of its divisors is an integer number (208448240).

Almost surely, 2^1161354441 is an apocalyptic number.

It is an amenable number.

1161354441 is a deficient number, since it is larger than the sum of its proper divisors (506231479).

1161354441 is a wasteful number, since it uses less digits than its factorization.

1161354441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29778335.

The product of its digits is 5760, while the sum is 30.

The square root of 1161354441 is about 34078.6508095611. The cubic root of 1161354441 is about 1051.1263622650.

The spelling of 1161354441 in words is "one billion, one hundred sixty-one million, three hundred fifty-four thousand, four hundred forty-one".