1161944930 has 8 divisors (see below), whose sum is σ = 2091500892. Its totient is φ = 464777968.

The previous prime is 1161944923. The next prime is 1161944963. The reversal of 1161944930 is 394491611.

It can be written as a sum of positive squares in 2 ways, for example, as 1159470601 + 2474329 = 34051^2 + 1573^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58097237 + ... + 58097256.

Almost surely, 2^1161944930 is an apocalyptic number.

1161944930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1161944930 is a deficient number, since it is larger than the sum of its proper divisors (929555962).

1161944930 is a wasteful number, since it uses less digits than its factorization.

1161944930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116194500.

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 1161944930 is about 34087.3133291552. The cubic root of 1161944930 is about 1051.3044799776.

The spelling of 1161944930 in words is "one billion, one hundred sixty-one million, nine hundred forty-four thousand, nine hundred thirty".