1151636052 has 96 divisors (see below), whose sum is σ = 3192134400. Its totient is φ = 316173312.

The previous prime is 1151636051. The next prime is 1151636071. The reversal of 1151636052 is 2506361511.

It is a super-2 number, since 2×1151636052² = 2652531192532293408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151636051) 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 31 ways as a sum of consecutive naturals, for example, 566574 + ... + 568602.

It is an arithmetic number, because the mean of its divisors is an integer number (33251400).

Almost surely, 2^1151636052 is an apocalyptic number.

1151636052 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 1151636052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1596067200).

1151636052 is an abundant number, since it is smaller than the sum of its proper divisors (2040498348).

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

1151636052 is a wasteful number, since it uses less digits than its factorization.

1151636052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2305 (or 2303 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 1151636052 is about 33935.7636130381. The cubic root of 1151636052 is about 1048.1861509646.

Adding to 1151636052 its reverse (2506361511), we get a palindrome (3657997563).

The spelling of 1151636052 in words is "one billion, one hundred fifty-one million, six hundred thirty-six thousand, fifty-two".