1161330302 has 16 divisors (see below), whose sum is σ = 1905334272. Its totient is φ = 526495320.

The previous prime is 1161330301. The next prime is 1161330319. The reversal of 1161330302 is 2030331611.

It is a happy number.

It is a super-2 number, since 2×1161330302² = 2697376140686822408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1161330301) 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, 60488 + ... + 77339.

It is an arithmetic number, because the mean of its divisors is an integer number (119083392).

Almost surely, 2^1161330302 is an apocalyptic number.

1161330302 is a deficient number, since it is larger than the sum of its proper divisors (744003970).

1161330302 is a wasteful number, since it uses less digits than its factorization.

1161330302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138223.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 1161330302 is about 34078.2966417044. The cubic root of 1161330302 is about 1051.1190795859.

Adding to 1161330302 its reverse (2030331611), we get a palindrome (3191661913).

The spelling of 1161330302 in words is "one billion, one hundred sixty-one million, three hundred thirty thousand, three hundred two".