1153023535 has 4 divisors (see below), whose sum is σ = 1383628248. Its totient is φ = 922418824.

The previous prime is 1153023523. The next prime is 1153023551. The reversal of 1153023535 is 5353203511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1153023535 - 2⁵ = 1153023503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115302349 + ... + 115302358.

It is an arithmetic number, because the mean of its divisors is an integer number (345907062).

Almost surely, 2^1153023535 is an apocalyptic number.

1153023535 is a deficient number, since it is larger than the sum of its proper divisors (230604713).

1153023535 is an equidigital number, since it uses as much as digits as its factorization.

1153023535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230604712.

The product of its (nonzero) digits is 6750, while the sum is 28.

The square root of 1153023535 is about 33956.2002438435. The cubic root of 1153023535 is about 1048.6069311216.

The spelling of 1153023535 in words is "one billion, one hundred fifty-three million, twenty-three thousand, five hundred thirty-five".