1153126120 has 16 divisors (see below), whose sum is σ = 2594533860. Its totient is φ = 461250432.

The previous prime is 1153126109. The next prime is 1153126181. The reversal of 1153126120 is 216213511.

It is a happy number.

1153126120 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1152874116 + 252004 = 33954^2 + 502^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1153126091 and 1153126100.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14414037 + ... + 14414116.

Almost surely, 2^1153126120 is an apocalyptic number.

1153126120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1153126120 is an abundant number, since it is smaller than the sum of its proper divisors (1441407740).

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

1153126120 is a wasteful number, since it uses less digits than its factorization.

1153126120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28828164 (or 28828160 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 1153126120 is about 33957.7107591192. The cubic root of 1153126120 is about 1048.6380285360.

Adding to 1153126120 its reverse (216213511), we get a palindrome (1369339631).

The spelling of 1153126120 in words is "one billion, one hundred fifty-three million, one hundred twenty-six thousand, one hundred twenty".