1151234412 has 48 divisors (see below), whose sum is σ = 2765260512. Its totient is φ = 372602880.

The previous prime is 1151234389. The next prime is 1151234459. The reversal of 1151234412 is 2144321511.

It is a super-3 number, since 3×1151234412³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52362 + ... + 71022.

It is an arithmetic number, because the mean of its divisors is an integer number (57609594).

Almost surely, 2^1151234412 is an apocalyptic number.

1151234412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1151234412 is an abundant number, since it is smaller than the sum of its proper divisors (1614026100).

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

1151234412 is a wasteful number, since it uses less digits than its factorization.

1151234412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18818 (or 18816 counting only the distinct ones).

The product of its digits is 960, while the sum is 24.

The square root of 1151234412 is about 33929.8454461555. The cubic root of 1151234412 is about 1048.0642830545.

Adding to 1151234412 its reverse (2144321511), we get a palindrome (3295555923).

The spelling of 1151234412 in words is "one billion, one hundred fifty-one million, two hundred thirty-four thousand, four hundred twelve".