1156353355 has 4 divisors (see below), whose sum is σ = 1387624032. Its totient is φ = 925082680.

The previous prime is 1156353307. The next prime is 1156353409. The reversal of 1156353355 is 5533536511.

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

It is not a de Polignac number, because 1156353355 - 2¹⁵ = 1156320587 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, 115635331 + ... + 115635340.

It is an arithmetic number, because the mean of its divisors is an integer number (346906008).

Almost surely, 2^1156353355 is an apocalyptic number.

1156353355 is a deficient number, since it is larger than the sum of its proper divisors (231270677).

1156353355 is an equidigital number, since it uses as much as digits as its factorization.

1156353355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231270676.

The product of its digits is 101250, while the sum is 37.

The square root of 1156353355 is about 34005.1960000233. The cubic root of 1156353355 is about 1049.6153859664.

Adding to 1156353355 its reverse (5533536511), we get a palindrome (6689889866).

The spelling of 1156353355 in words is "one billion, one hundred fifty-six million, three hundred fifty-three thousand, three hundred fifty-five".