1603752132 has 12 divisors (see below), whose sum is σ = 3742088336. Its totient is φ = 534584040.

The previous prime is 1603752121. The next prime is 1603752149. The reversal of 1603752132 is 2312573061.

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

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1603752132.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66822994 + ... + 66823017.

Almost surely, 2^1603752132 is an apocalyptic number.

1603752132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1603752132 is an abundant number, since it is smaller than the sum of its proper divisors (2138336204).

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

1603752132 is a wasteful number, since it uses less digits than its factorization.

1603752132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133646018 (or 133646016 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 1603752132 is about 40046.8741851346. The cubic root of 1603752132 is about 1170.5206565750.

The spelling of 1603752132 in words is "one billion, six hundred three million, seven hundred fifty-two thousand, one hundred thirty-two".