1153053660 has 96 divisors (see below), whose sum is σ = 3608043264. Its totient is φ = 272704000.

The previous prime is 1153053653. The next prime is 1153053691. The reversal of 1153053660 is 663503511.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5755 + ... + 48365.

It is an arithmetic number, because the mean of its divisors is an integer number (37583784).

Almost surely, 2^1153053660 is an apocalyptic number.

1153053660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1153053660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1804021632).

1153053660 is an abundant number, since it is smaller than the sum of its proper divisors (2454989604).

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

1153053660 is a wasteful number, since it uses less digits than its factorization.

1153053660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42675 (or 42673 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 30.

The square root of 1153053660 is about 33956.6438270922. The cubic root of 1153053660 is about 1048.6160633459.

The spelling of 1153053660 in words is "one billion, one hundred fifty-three million, fifty-three thousand, six hundred sixty".