1353235143 has 16 divisors (see below), whose sum is σ = 1943957120. Its totient is φ = 832395744.

The previous prime is 1353235141. The next prime is 1353235159. The reversal of 1353235143 is 3415323531.

It is not a de Polignac number, because 1353235143 - 2¹ = 1353235141 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1353235143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1353235141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103128 + ... + 115506.

It is an arithmetic number, because the mean of its divisors is an integer number (121497320).

Almost surely, 2^1353235143 is an apocalyptic number.

1353235143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1353235143 is a deficient number, since it is larger than the sum of its proper divisors (590721977).

1353235143 is a wasteful number, since it uses less digits than its factorization.

1353235143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15198.

The product of its digits is 16200, while the sum is 30.

The square root of 1353235143 is about 36786.3445180409. The cubic root of 1353235143 is about 1106.0915874416.

Adding to 1353235143 its reverse (3415323531), we get a palindrome (4768558674).

The spelling of 1353235143 in words is "one billion, three hundred fifty-three million, two hundred thirty-five thousand, one hundred forty-three".