1122605500 has 48 divisors (see below), whose sum is σ = 2580832800. Its totient is φ = 425404800.

The previous prime is 1122605479. The next prime is 1122605501. The reversal of 1122605500 is 55062211.

1122605500 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122605501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49585 + ... + 68584.

It is an arithmetic number, because the mean of its divisors is an integer number (53767350).

Almost surely, 2^1122605500 is an apocalyptic number.

1122605500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122605500 is an abundant number, since it is smaller than the sum of its proper divisors (1458227300).

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

1122605500 is a wasteful number, since it uses less digits than its factorization.

1122605500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118207 (or 118195 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1122605500 is about 33505.3055500170. The cubic root of 1122605500 is about 1039.3034969102.

Adding to 1122605500 its reverse (55062211), we get a palindrome (1177667711).

The spelling of 1122605500 in words is "one billion, one hundred twenty-two million, six hundred five thousand, five hundred".