1151611112 has 32 divisors (see below), whose sum is σ = 2235772800. Its totient is φ = 555441600.

The previous prime is 1151611091. The next prime is 1151611117. The reversal of 1151611112 is 2111161511.

It is not an unprimeable number, because it can be changed into a prime (1151611117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 423437 + ... + 426147.

It is an arithmetic number, because the mean of its divisors is an integer number (69867900).

Almost surely, 2^1151611112 is an apocalyptic number.

It is an amenable number.

1151611112 is a deficient number, since it is larger than the sum of its proper divisors (1084161688).

1151611112 is a wasteful number, since it uses less digits than its factorization.

1151611112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4577 (or 4573 counting only the distinct ones).

The product of its digits is 60, while the sum is 20.

The square root of 1151611112 is about 33935.3961521005. The cubic root of 1151611112 is about 1048.1785843521.

Adding to 1151611112 its reverse (2111161511), we get a palindrome (3262772623).

The spelling of 1151611112 in words is "one billion, one hundred fifty-one million, six hundred eleven thousand, one hundred twelve".