1153335455 has 4 divisors (see below), whose sum is σ = 1384002552. Its totient is φ = 922668360.

The previous prime is 1153335427. The next prime is 1153335461. The reversal of 1153335455 is 5545333511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5545333511 = 23 ⋅241101457.

It is not a de Polignac number, because 1153335455 - 2²² = 1149141151 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, 115333541 + ... + 115333550.

It is an arithmetic number, because the mean of its divisors is an integer number (346000638).

Almost surely, 2^1153335455 is an apocalyptic number.

1153335455 is a deficient number, since it is larger than the sum of its proper divisors (230667097).

1153335455 is an equidigital number, since it uses as much as digits as its factorization.

1153335455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230667096.

The product of its digits is 67500, while the sum is 35.

The square root of 1153335455 is about 33960.7929088824. The cubic root of 1153335455 is about 1048.7014802133.

Adding to 1153335455 its reverse (5545333511), we get a palindrome (6698668966).

It can be divided in two parts, 1153335 and 455, that multiplied together give a palindrome (524767425).

The spelling of 1153335455 in words is "one billion, one hundred fifty-three million, three hundred thirty-five thousand, four hundred fifty-five".