1151503332 has 72 divisors (see below), whose sum is σ = 3156019776. Its totient is φ = 325789632.

The previous prime is 1151503267. The next prime is 1151503333. The reversal of 1151503332 is 2333051511.

It is not an unprimeable number, because it can be changed into a prime (1151503333) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 51058 + ... + 70070.

It is an arithmetic number, because the mean of its divisors is an integer number (43833608).

Almost surely, 2^1151503332 is an apocalyptic number.

1151503332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1151503332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1578009888).

1151503332 is an abundant number, since it is smaller than the sum of its proper divisors (2004516444).

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

1151503332 is a wasteful number, since it uses less digits than its factorization.

1151503332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19137 (or 19128 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 24.

The square root of 1151503332 is about 33933.8080975301. The cubic root of 1151503332 is about 1048.1458834368.

Adding to 1151503332 its reverse (2333051511), we get a palindrome (3484554843).

The spelling of 1151503332 in words is "one billion, one hundred fifty-one million, five hundred three thousand, three hundred thirty-two".