1355511245 has 16 divisors (see below), whose sum is σ = 1776961152. Its totient is φ = 984452160.

The previous prime is 1355511221. The next prime is 1355511257. The reversal of 1355511245 is 5421155531.

It is not a de Polignac number, because 1355511245 - 2¹² = 1355507149 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23504 + ... + 57126.

It is an arithmetic number, because the mean of its divisors is an integer number (111060072).

Almost surely, 2^1355511245 is an apocalyptic number.

It is an amenable number.

1355511245 is a deficient number, since it is larger than the sum of its proper divisors (421449907).

1355511245 is a wasteful number, since it uses less digits than its factorization.

1355511245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34372.

The product of its digits is 15000, while the sum is 32.

The square root of 1355511245 is about 36817.2682989925. The cubic root of 1355511245 is about 1106.7113779999.

Adding to 1355511245 its reverse (5421155531), we get a palindrome (6776666776).

The spelling of 1355511245 in words is "one billion, three hundred fifty-five million, five hundred eleven thousand, two hundred forty-five".