1151332252 has 24 divisors (see below), whose sum is σ = 2402781696. Its totient is φ = 471974448.

The previous prime is 1151332243. The next prime is 1151332289. The reversal of 1151332252 is 2522331511.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 893248 + ... + 894535.

It is an arithmetic number, because the mean of its divisors is an integer number (100115904).

Almost surely, 2^1151332252 is an apocalyptic number.

It is an amenable number.

1151332252 is an abundant number, since it is smaller than the sum of its proper divisors (1251449444).

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

1151332252 is a wasteful number, since it uses less digits than its factorization.

1151332252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1787817 (or 1787815 counting only the distinct ones).

The product of its digits is 1800, while the sum is 25.

The square root of 1151332252 is about 33931.2872140153. The cubic root of 1151332252 is about 1048.0939728390.

Adding to 1151332252 its reverse (2522331511), we get a palindrome (3673663763).

The spelling of 1151332252 in words is "one billion, one hundred fifty-one million, three hundred thirty-two thousand, two hundred fifty-two".