1153656364 has 48 divisors (see below), whose sum is σ = 2435883520. Its totient is φ = 468323856.

The previous prime is 1153656349. The next prime is 1153656377. The reversal of 1153656364 is 4636563511.

Its product of digits (194400) is a multiple of the sum of its prime factors (6075).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189049 + ... + 195055.

Almost surely, 2^1153656364 is an apocalyptic number.

1153656364 is a gapful number since it is divisible by the number (14) 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 1153656364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1217941760).

1153656364 is an abundant number, since it is smaller than the sum of its proper divisors (1282227156).

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

1153656364 is an equidigital number, since it uses as much as digits as its factorization.

1153656364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6075 (or 6035 counting only the distinct ones).

The product of its digits is 194400, while the sum is 40.

The square root of 1153656364 is about 33965.5172785577. The cubic root of 1153656364 is about 1048.7987362584.

The spelling of 1153656364 in words is "one billion, one hundred fifty-three million, six hundred fifty-six thousand, three hundred sixty-four".