1145063115 has 192 divisors, whose sum is σ = 2521497600. Its totient is φ = 490758912.

The previous prime is 1145063113. The next prime is 1145063131. The reversal of 1145063115 is 5113605411.

1145063115 is a `hidden beast` number, since 1 + 14 + 5 + 0 + 631 + 15 = 666.

It is not a de Polignac number, because 1145063115 - 2¹ = 1145063113 is a prime.

It is a super-2 number, since 2×1145063115² = 2622339074667006450, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1145063113) 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 191 ways as a sum of consecutive naturals, for example, 9016182 + ... + 9016308.

It is an arithmetic number, because the mean of its divisors is an integer number (13132800).

Almost surely, 2^1145063115 is an apocalyptic number.

1145063115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1145063115 is an abundant number, since it is smaller than the sum of its proper divisors (1376434485).

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

1145063115 is a wasteful number, since it uses less digits than its factorization.

1145063115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231 (or 218 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 1145063115 is about 33838.7812280525. The cubic root of 1145063115 is about 1046.1881786675.

Adding to 1145063115 its reverse (5113605411), we get a palindrome (6258668526).

The spelling of 1145063115 in words is "one billion, one hundred forty-five million, sixty-three thousand, one hundred fifteen".