1153611105534 has 80 divisors (see below), whose sum is σ = 2649502657296. Its totient is φ = 375046848000.

The previous prime is 1153611105529. The next prime is 1153611105541. The reversal of 1153611105534 is 4355011163511.

1153611105534 is a `hidden beast` number, since 1 + 1 + 5 + 3 + 6 + 1 + 110 + 5 + 534 = 666.

It is a super-2 number, since 2×1153611105534² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 570094 + ... + 1622414.

Almost surely, 2^{1153611105534} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1153611105534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1324751328648).

1153611105534 is an abundant number, since it is smaller than the sum of its proper divisors (1495891551762).

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

1153611105534 is a wasteful number, since it uses less digits than its factorization.

1153611105534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1052503 (or 1052494 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The spelling of 1153611105534 in words is "one trillion, one hundred fifty-three billion, six hundred eleven million, one hundred five thousand, five hundred thirty-four".