1161412304 has 40 divisors (see below), whose sum is σ = 2459530080. Its totient is φ = 528029568.

The previous prime is 1161412283. The next prime is 1161412309. The reversal of 1161412304 is 4032141611.

It is a self number, because there is not a number n which added to its sum of digits gives 1161412304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1161412309) 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, 27734 + ... + 55605.

It is an arithmetic number, because the mean of its divisors is an integer number (61488252).

Almost surely, 2^1161412304 is an apocalyptic number.

It is an amenable number.

1161412304 is an abundant number, since it is smaller than the sum of its proper divisors (1298117776).

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

1161412304 is a wasteful number, since it uses less digits than its factorization.

1161412304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83427 (or 83421 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 1161412304 is about 34079.4997615869. The cubic root of 1161412304 is about 1051.1438189840.

Adding to 1161412304 its reverse (4032141611), we get a palindrome (5193553915).

The spelling of 1161412304 in words is "one billion, one hundred sixty-one million, four hundred twelve thousand, three hundred four".