1153525355 has 4 divisors (see below), whose sum is σ = 1384230432. Its totient is φ = 922820280.

The previous prime is 1153525349. The next prime is 1153525367. The reversal of 1153525355 is 5535253511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5535253511 = 15541 ⋅356171.

It is not a de Polignac number, because 1153525355 - 2⁴ = 1153525339 is a prime.

It is a Duffinian 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, 115352531 + ... + 115352540.

It is an arithmetic number, because the mean of its divisors is an integer number (346057608).

Almost surely, 2^1153525355 is an apocalyptic number.

1153525355 is a deficient number, since it is larger than the sum of its proper divisors (230705077).

1153525355 is an equidigital number, since it uses as much as digits as its factorization.

1153525355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230705076.

The product of its digits is 56250, while the sum is 35.

The square root of 1153525355 is about 33963.5886649217. The cubic root of 1153525355 is about 1048.7590342930.

Adding to 1153525355 its reverse (5535253511), we get a palindrome (6688778866).

The spelling of 1153525355 in words is "one billion, one hundred fifty-three million, five hundred twenty-five thousand, three hundred fifty-five".