1153665050 has 48 divisors (see below), whose sum is σ = 2370866112. Its totient is φ = 415430400.

The previous prime is 1153665049. The next prime is 1153665061. The reversal of 1153665050 is 505663511.

It is a super-3 number, since 3×1153665050³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1153664998 and 1153665016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9956 + ... + 49055.

It is an arithmetic number, because the mean of its divisors is an integer number (49393044).

Almost surely, 2^1153665050 is an apocalyptic number.

1153665050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1153665050 is an abundant number, since it is smaller than the sum of its proper divisors (1217201062).

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

1153665050 is a wasteful number, since it uses less digits than its factorization.

1153665050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59063 (or 59058 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 32.

The square root of 1153665050 is about 33965.6451432915. The cubic root of 1153665050 is about 1048.8013684237.

The spelling of 1153665050 in words is "one billion, one hundred fifty-three million, six hundred sixty-five thousand, fifty".