1045187532 has 36 divisors (see below), whose sum is σ = 2643121936. Its totient is φ = 348248160.

The previous prime is 1045187531. The next prime is 1045187573. The reversal of 1045187532 is 2357815401.

1045187532 is a `hidden beast` number, since 1 + 0 + 45 + 1 + 87 + 532 = 666.

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 (36).

It is not an unprimeable number, because it can be changed into a prime (1045187531) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 109953 + ... + 119079.

Almost surely, 2^1045187532 is an apocalyptic number.

1045187532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1045187532 is an abundant number, since it is smaller than the sum of its proper divisors (1597934404).

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

1045187532 is a wasteful number, since it uses less digits than its factorization.

1045187532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12318 (or 12313 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The square root of 1045187532 is about 32329.3602163730. The cubic root of 1045187532 is about 1014.8411609694.

The spelling of 1045187532 in words is "one billion, forty-five million, one hundred eighty-seven thousand, five hundred thirty-two".