1047134532 has 12 divisors (see below), whose sum is σ = 2443313936. Its totient is φ = 349044840.

The previous prime is 1047134531. The next prime is 1047134597. The reversal of 1047134532 is 2354317401.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1047134532.

It is not an unprimeable number, because it can be changed into a prime (1047134531) 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, 43630594 + ... + 43630617.

Almost surely, 2^1047134532 is an apocalyptic number.

1047134532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1047134532 is an abundant number, since it is smaller than the sum of its proper divisors (1396179404).

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

1047134532 is a wasteful number, since it uses less digits than its factorization.

1047134532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87261218 (or 87261216 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 1047134532 is about 32359.4581536836. The cubic root of 1047134532 is about 1015.4709267716.

The spelling of 1047134532 in words is "one billion, forty-seven million, one hundred thirty-four thousand, five hundred thirty-two".