1151000532 has 36 divisors (see below), whose sum is σ = 3173972256. Its totient is φ = 348787920.

The previous prime is 1151000509. The next prime is 1151000537. The reversal of 1151000532 is 2350001511.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151000537) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1452888 + ... + 1453679.

It is an arithmetic number, because the mean of its divisors is an integer number (88165896).

Almost surely, 2^1151000532 is an apocalyptic number.

1151000532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1151000532 is an abundant number, since it is smaller than the sum of its proper divisors (2022971724).

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

1151000532 is a wasteful number, since it uses less digits than its factorization.

1151000532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2906588 (or 2906583 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 1151000532 is about 33926.3987478777. The cubic root of 1151000532 is about 1047.9933047860.

The spelling of 1151000532 in words is "one billion, one hundred fifty-one million, five hundred thirty-two", and thus it is an aban number.