1223003532 has 24 divisors (see below), whose sum is σ = 2854709872. Its totient is φ = 407520000.

The previous prime is 1223003519. The next prime is 1223003539. The reversal of 1223003532 is 2353003221.

It is a junction number, because it is equal to n+sod(n) for n = 1223003499 and 1223003508.

It is not an unprimeable number, because it can be changed into a prime (1223003539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19032 + ... + 52992.

Almost surely, 2^1223003532 is an apocalyptic number.

1223003532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1223003532 is an abundant number, since it is smaller than the sum of its proper divisors (1631706340).

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

1223003532 is a wasteful number, since it uses less digits than its factorization.

1223003532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36969 (or 36967 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 1223003532 is about 34971.4673984378. The cubic root of 1223003532 is about 1069.4058867366.

Adding to 1223003532 its reverse (2353003221), we get a palindrome (3576006753).

The spelling of 1223003532 in words is "one billion, two hundred twenty-three million, three thousand, five hundred thirty-two".