1151332055 has 16 divisors (see below), whose sum is σ = 1464013440. Its totient is φ = 866207232.

The previous prime is 1151332051. The next prime is 1151332067. The reversal of 1151332055 is 5502331511.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1151332055 - 2² = 1151332051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151332051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121841 + ... + 130949.

It is an arithmetic number, because the mean of its divisors is an integer number (91500840).

Almost surely, 2^1151332055 is an apocalyptic number.

1151332055 is a deficient number, since it is larger than the sum of its proper divisors (312681385).

1151332055 is a wasteful number, since it uses less digits than its factorization.

1151332055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10618.

The product of its (nonzero) digits is 2250, while the sum is 26.

The square root of 1151332055 is about 33931.2843110897. The cubic root of 1151332055 is about 1048.0939130605.

Adding to 1151332055 its reverse (5502331511), we get a palindrome (6653663566).

The spelling of 1151332055 in words is "one billion, one hundred fifty-one million, three hundred thirty-two thousand, fifty-five".