1123700472 has 64 divisors (see below), whose sum is σ = 3156516000. Its totient is φ = 370351872.

The previous prime is 1123700449. The next prime is 1123700521. The reversal of 1123700472 is 2740073211.

It is a happy number.

1123700472 is a `hidden beast` number, since 1 + 123 + 70 + 0 + 472 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10003 + ... + 48450.

Almost surely, 2^1123700472 is an apocalyptic number.

1123700472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1123700472 is an abundant number, since it is smaller than the sum of its proper divisors (2032815528).

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

1123700472 is a wasteful number, since it uses less digits than its factorization.

1123700472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58557 (or 58547 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 1123700472 is about 33521.6418452319. The cubic root of 1123700472 is about 1039.6412939459.

Adding to 1123700472 its reverse (2740073211), we get a palindrome (3863773683).

The spelling of 1123700472 in words is "one billion, one hundred twenty-three million, seven hundred thousand, four hundred seventy-two".