1151113432 has 32 divisors (see below), whose sum is σ = 2507116320. Its totient is φ = 485245440.

The previous prime is 1151113393. The next prime is 1151113459. The reversal of 1151113432 is 2343111511.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165073 + ... + 171904.

It is an arithmetic number, because the mean of its divisors is an integer number (78347385).

Almost surely, 2^1151113432 is an apocalyptic number.

It is an amenable number.

1151113432 is an abundant number, since it is smaller than the sum of its proper divisors (1356002888).

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

1151113432 is a wasteful number, since it uses less digits than its factorization.

1151113432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337051 (or 337047 counting only the distinct ones).

The product of its digits is 360, while the sum is 22.

The square root of 1151113432 is about 33928.0626031019. The cubic root of 1151113432 is about 1048.0275690551.

Adding to 1151113432 its reverse (2343111511), we get a palindrome (3494224943).

The spelling of 1151113432 in words is "one billion, one hundred fifty-one million, one hundred thirteen thousand, four hundred thirty-two".