1151158332 has 48 divisors (see below), whose sum is σ = 2910200832. Its totient is φ = 352746240.

The previous prime is 1151158313. The next prime is 1151158361. The reversal of 1151158332 is 2338511511.

It is a self number, because there is not a number n which added to its sum of digits gives 1151158332.

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 15 ways as a sum of consecutive naturals, for example, 56844 + ... + 74387.

It is an arithmetic number, because the mean of its divisors is an integer number (60629184).

Almost surely, 2^1151158332 is an apocalyptic number.

1151158332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1151158332 is an abundant number, since it is smaller than the sum of its proper divisors (1759042500).

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

1151158332 is a wasteful number, since it uses less digits than its factorization.

1151158332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131298 (or 131296 counting only the distinct ones).

The product of its digits is 3600, while the sum is 30.

The square root of 1151158332 is about 33928.7242907835. The cubic root of 1151158332 is about 1048.0411952320.

Adding to 1151158332 its reverse (2338511511), we get a palindrome (3489669843).

The spelling of 1151158332 in words is "one billion, one hundred fifty-one million, one hundred fifty-eight thousand, three hundred thirty-two".