1145532 has 12 divisors (see below), whose sum is σ = 2672936. Its totient is φ = 381840.

The previous prime is 1145509. The next prime is 1145533. The reversal of 1145532 is 2355411.

It is a tau number, because it is divible by the number of its divisors (12).

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 1145499 and 1145508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47719 + ... + 47742.

2^1145532 is an apocalyptic number.

1145532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1145532 is an abundant number, since it is smaller than the sum of its proper divisors (1527404).

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

1145532 is a wasteful number, since it uses less digits than its factorization.

1145532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95468 (or 95466 counting only the distinct ones).

The product of its digits is 600, while the sum is 21.

The square root of 1145532 is about 1070.2952863579. The cubic root of 1145532 is about 104.6330958280.

The spelling of 1145532 in words is "one million, one hundred forty-five thousand, five hundred thirty-two".