1150315128 has 32 divisors (see below), whose sum is σ = 3195320400. Its totient is φ = 383438304.

The previous prime is 1150315097. The next prime is 1150315139. The reversal of 1150315128 is 8215130511.

1150315128 is a `hidden beast` number, since 1 + 1 + 503 + 151 + 2 + 8 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2662551 + ... + 2662982.

Almost surely, 2^1150315128 is an apocalyptic number.

1150315128 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1150315128 is an abundant number, since it is smaller than the sum of its proper divisors (2045005272).

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

1150315128 is a wasteful number, since it uses less digits than its factorization.

1150315128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5325548 (or 5325538 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 27.

The square root of 1150315128 is about 33916.2959062454. The cubic root of 1150315128 is about 1047.7852419140.

Adding to 1150315128 its reverse (8215130511), we get a palindrome (9365445639).

The spelling of 1150315128 in words is "one billion, one hundred fifty million, three hundred fifteen thousand, one hundred twenty-eight".