1263532 has 6 divisors (see below), whose sum is σ = 2211188. Its totient is φ = 631764.

The previous prime is 1263511. The next prime is 1263539. The reversal of 1263532 is 2353621.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (1263539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157938 + ... + 157945.

2^1263532 is an apocalyptic number.

It is an amenable number.

1263532 is a deficient number, since it is larger than the sum of its proper divisors (947656).

1263532 is a wasteful number, since it uses less digits than its factorization.

1263532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315887 (or 315885 counting only the distinct ones).

The product of its digits is 1080, while the sum is 22.

The square root of 1263532 is about 1124.0693928757. The cubic root of 1263532 is about 108.1090576471.

The spelling of 1263532 in words is "one million, two hundred sixty-three thousand, five hundred thirty-two".