1123456532 has 36 divisors (see below), whose sum is σ = 2167091808. Its totient is φ = 505404000.

The previous prime is 1123456517. The next prime is 1123456553. The reversal of 1123456532 is 2356543211.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 447593 + ... + 450095.

Almost surely, 2^1123456532 is an apocalyptic number.

It is an amenable number.

1123456532 is a deficient number, since it is larger than the sum of its proper divisors (1043635276).

1123456532 is a wasteful number, since it uses less digits than its factorization.

1123456532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2720 (or 2617 counting only the distinct ones).

The product of its digits is 21600, while the sum is 32.

The square root of 1123456532 is about 33518.0031028103. The cubic root of 1123456532 is about 1039.5660578673.

Adding to 1123456532 its reverse (2356543211), we get a palindrome (3479999743).

The spelling of 1123456532 in words is "one billion, one hundred twenty-three million, four hundred fifty-six thousand, five hundred thirty-two".