1151055315 has 24 divisors (see below), whose sum is σ = 1997920080. Its totient is φ = 613047744.

The previous prime is 1151055271. The next prime is 1151055331. The reversal of 1151055315 is 5135501511.

1151055315 is a `hidden beast` number, since 115 + 10 + 5 + 531 + 5 = 666.

It is not a de Polignac number, because 1151055315 - 2⁶ = 1151055251 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15949 + ... + 50561.

It is an arithmetic number, because the mean of its divisors is an integer number (83246670).

Almost surely, 2^1151055315 is an apocalyptic number.

1151055315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1151055315 is a deficient number, since it is larger than the sum of its proper divisors (846864765).

1151055315 is a wasteful number, since it uses less digits than its factorization.

1151055315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35363 (or 35360 counting only the distinct ones).

The product of its (nonzero) digits is 1875, while the sum is 27.

The square root of 1151055315 is about 33927.2061183941. The cubic root of 1151055315 is about 1048.0099312789.

Adding to 1151055315 its reverse (5135501511), we get a palindrome (6286556826).

The spelling of 1151055315 in words is "one billion, one hundred fifty-one million, fifty-five thousand, three hundred fifteen".