1123534250 has 64 divisors (see below), whose sum is σ = 2241727488. Its totient is φ = 420179200.

The previous prime is 1123534249. The next prime is 1123534261. The reversal of 1123534250 is 524353211.

It is a happy 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 31 ways as a sum of consecutive naturals, for example, 708959 + ... + 710541.

It is an arithmetic number, because the mean of its divisors is an integer number (35026992).

Almost surely, 2^1123534250 is an apocalyptic number.

1123534250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1123534250 is a deficient number, since it is larger than the sum of its proper divisors (1118193238).

1123534250 is a wasteful number, since it uses less digits than its factorization.

1123534250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1784 (or 1774 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1123534250 is about 33519.1624298699. The cubic root of 1123534250 is about 1039.5900288680.

Adding to 1123534250 its reverse (524353211), we get a palindrome (1647887461).

The spelling of 1123534250 in words is "one billion, one hundred twenty-three million, five hundred thirty-four thousand, two hundred fifty".