1153541533 has 8 divisors (see below), whose sum is σ = 1159232256. Its totient is φ = 1147860000.

The previous prime is 1153541531. The next prime is 1153541551. The reversal of 1153541533 is 3351453511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1153541533 - 2¹ = 1153541531 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1153541495 and 1153541504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153541531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 456313 + ... + 458833.

It is an arithmetic number, because the mean of its divisors is an integer number (144904032).

Almost surely, 2^1153541533 is an apocalyptic number.

It is an amenable number.

1153541533 is a deficient number, since it is larger than the sum of its proper divisors (5690723).

1153541533 is a wasteful number, since it uses less digits than its factorization.

1153541533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4595.

The product of its digits is 13500, while the sum is 31.

The square root of 1153541533 is about 33963.8268309094. The cubic root of 1153541533 is about 1048.7639371600.

The spelling of 1153541533 in words is "one billion, one hundred fifty-three million, five hundred forty-one thousand, five hundred thirty-three".