1151137344 has 224 divisors, whose sum is σ = 3729126400. Its totient is φ = 306063360.

The previous prime is 1151137343. The next prime is 1151137357. The reversal of 1151137344 is 4437311511.

It is a tau number, because it is divible by the number of its divisors (224).

It is not an unprimeable number, because it can be changed into a prime (1151137343) 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 31 ways as a sum of consecutive naturals, for example, 1557327 + ... + 1558065.

Almost surely, 2^1151137344 is an apocalyptic number.

1151137344 is a gapful number since it is divisible by the number (14) 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 1151137344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1864563200).

1151137344 is an abundant number, since it is smaller than the sum of its proper divisors (2577989056).

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

1151137344 is a wasteful number, since it uses less digits than its factorization.

1151137344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841 (or 831 counting only the distinct ones).

The product of its digits is 5040, while the sum is 30.

The square root of 1151137344 is about 33928.4149939251. The cubic root of 1151137344 is about 1048.0348258730.

Adding to 1151137344 its reverse (4437311511), we get a palindrome (5588448855).

The spelling of 1151137344 in words is "one billion, one hundred fifty-one million, one hundred thirty-seven thousand, three hundred forty-four".